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1971-01-06 0.6 "filled" NA NA "surface" "30594" 1971-01-06 2.5 "filled" NA NA "bottom" "30595" 1971-01-07 0.74 "filled" NA NA "surface" "30596" 1971-01-07 2.36 "filled" NA NA "bottom" "30597" 1971-01-08 0.88 "filled" NA NA "surface" "30598" 1971-01-08 2.22 "filled" NA NA "bottom" "30599" 1971-01-09 1.02 "filled" NA NA "surface" "30600" 1971-01-09 2.08 "filled" NA NA "bottom" "30601" 1971-01-10 1.16 "filled" NA NA "surface" "30602" 1971-01-10 1.94 "filled" NA NA "bottom" "30603" 1971-01-11 1.3 "real" 10 FALSE "surface" "30604" 1971-01-11 1.8 "real" 10 FALSE "bottom" "30605" 1971-01-12 1.34 "filled" NA NA "surface" "30606" 1971-01-12 1.82 "filled" NA NA "bottom" "30607" 1971-01-13 1.38 "filled" NA NA "surface" "30608" 1971-01-13 1.84 "filled" NA NA "bottom" "30609" 1971-01-14 1.42 "filled" NA NA "surface" "30610" 1971-01-14 1.86 "filled" NA NA "bottom" "30611" 1971-01-15 1.46 "filled" NA NA "surface" "30612" 1971-01-15 1.88 "filled" NA NA "bottom" "30613" 1971-01-16 1.5 "filled" NA NA "surface" "30614" 1971-01-16 1.9 "filled" NA NA "bottom" "30615" 1971-01-17 1.54 "filled" NA NA "surface" "30616" 1971-01-17 1.92 "filled" NA NA "bottom" "30617" 1971-01-18 1.58 "filled" NA NA "surface" "30618" 1971-01-18 1.94 "filled" NA NA "bottom" "30619" 1971-01-19 1.62 "filled" NA NA "surface" "30620" 1971-01-19 1.96 "filled" NA NA "bottom" "30621" 1971-01-20 1.66 "filled" NA NA "surface" "30622" 1971-01-20 1.98 "filled" NA NA "bottom" "30623" 1971-01-21 1.7 "real" 10 FALSE "surface" "30624" 1971-01-21 2 "real" 10 FALSE "bottom" "30625" 1971-01-22 1.65454545454545 "filled" NA NA "surface" "30626" 1971-01-22 1.96363636363636 "filled" NA NA "bottom" "30627" 1971-01-23 1.60909090909091 "filled" NA NA "surface" "30628" 1971-01-23 1.92727272727273 "filled" NA NA "bottom" "30629" 1971-01-24 1.56363636363636 "filled" NA NA "surface" "30630" 1971-01-24 1.89090909090909 "filled" NA NA "bottom" "30631" 1971-01-25 1.51818181818182 "filled" NA NA "surface" "30632" 1971-01-25 1.85454545454545 "filled" NA NA "bottom" "30633" 1971-01-26 1.47272727272727 "filled" NA NA "surface" "30634" 1971-01-26 1.81818181818182 "filled" NA NA "bottom" "30635" 1971-01-27 1.42727272727273 "filled" NA NA "surface" "30636" 1971-01-27 1.78181818181818 "filled" NA NA "bottom" "30637" 1971-01-28 1.38181818181818 "filled" NA NA "surface" "30638" 1971-01-28 1.74545454545455 "filled" NA NA "bottom" "30639" 1971-01-29 1.33636363636364 "filled" NA NA "surface" "30640" 1971-01-29 1.70909090909091 "filled" NA NA "bottom" "30641" 1971-01-30 1.29090909090909 "filled" NA NA "surface" "30642" 1971-01-30 1.67272727272727 "filled" NA NA "bottom" "30643" 1971-01-31 1.24545454545455 "filled" NA NA "surface" "30644" 1971-01-31 1.63636363636364 "filled" NA NA "bottom" "30645" 1971-02-01 1.2 "real" 11 FALSE "surface" "30646" 1971-02-01 1.6 "real" 11 FALSE "bottom" "30647" 1971-02-02 1.1 "filled" NA NA "surface" "30648" 1971-02-02 1.57 "filled" NA NA "bottom" "30649" 1971-02-03 1 "filled" NA NA "surface" "30650" 1971-02-03 1.54 "filled" NA NA "bottom" "30651" 1971-02-04 0.9 "filled" NA NA "surface" "30652" 1971-02-04 1.51 "filled" NA NA "bottom" "30653" 1971-02-05 0.8 "filled" NA NA "surface" "30654" 1971-02-05 1.48 "filled" NA NA "bottom" "30655" 1971-02-06 0.7 "filled" NA NA "surface" "30656" 1971-02-06 1.45 "filled" NA NA "bottom" "30657" 1971-02-07 0.6 "filled" NA NA "surface" "30658" 1971-02-07 1.42 "filled" NA NA "bottom" "30659" 1971-02-08 0.5 "filled" NA NA "surface" "30660" 1971-02-08 1.39 "filled" NA NA "bottom" "30661" 1971-02-09 0.4 "filled" NA NA "surface" "30662" 1971-02-09 1.36 "filled" NA NA "bottom" "30663" 1971-02-10 0.3 "filled" NA NA "surface" "30664" 1971-02-10 1.33 "filled" NA NA "bottom" "30665" 1971-02-11 0.2 "real" 10 FALSE "surface" "30666" 1971-02-11 1.3 "real" 10 FALSE "bottom" "30667" 1971-02-12 0.15 "filled" NA NA "surface" "30668" 1971-02-12 1.24 "filled" NA NA "bottom" "30669" 1971-02-13 0.1 "filled" NA NA "surface" "30670" 1971-02-13 1.18 "filled" NA NA "bottom" "30671" 1971-02-14 0.05 "filled" NA NA "surface" "30672" 1971-02-14 1.12 "filled" NA NA "bottom" "30673" 1971-02-15 0 "filled" NA NA "surface" "30674" 1971-02-15 1.06 "filled" NA NA "bottom" "30675" 1971-02-16 -0.05 "filled" NA NA "surface" "30676" 1971-02-16 1 "filled" NA NA "bottom" "30677" 1971-02-17 -0.1 "filled" NA NA "surface" "30678" 1971-02-17 0.94 "filled" NA NA "bottom" "30679" 1971-02-18 -0.15 "filled" NA NA "surface" "30680" 1971-02-18 0.88 "filled" NA NA "bottom" "30681" 1971-02-19 -0.2 "filled" NA NA "surface" "30682" 1971-02-19 0.82 "filled" NA NA "bottom" "30683" 1971-02-20 -0.25 "filled" NA NA "surface" "30684" 1971-02-20 0.76 "filled" NA NA "bottom" "30685" 1971-02-21 -0.3 "real" 10 FALSE "surface" "30686" 1971-02-21 0.7 "real" 10 FALSE "bottom" "30687" 1971-02-22 -0.3 "filled" NA NA "surface" "30688" 1971-02-22 0.6625 "filled" NA NA "bottom" "30689" 1971-02-23 -0.3 "filled" NA NA "surface" "30690" 1971-02-23 0.625 "filled" NA NA "bottom" "30691" 1971-02-24 -0.3 "filled" NA NA "surface" "30692" 1971-02-24 0.5875 "filled" NA NA "bottom" "30693" 1971-02-25 -0.3 "filled" NA NA "surface" "30694" 1971-02-25 0.55 "filled" NA NA "bottom" "30695" 1971-02-26 -0.3 "filled" NA NA "surface" "30696" 1971-02-26 0.5125 "filled" NA NA "bottom" "30697" 1971-02-27 -0.3 "filled" NA NA "surface" "30698" 1971-02-27 0.475 "filled" NA NA "bottom" "30699" 1971-02-28 -0.3 "filled" NA NA "surface" "30700" 1971-02-28 0.4375 "filled" NA NA "bottom" "30701" 1971-03-01 -0.3 "real" 8 FALSE "surface" "30702" 1971-03-01 0.4 "real" 8 FALSE "bottom" "30703" 1971-03-02 -0.27 "filled" NA NA "surface" "30704" 1971-03-02 0.39 "filled" NA NA "bottom" "30705" 1971-03-03 -0.24 "filled" NA NA "surface" "30706" 1971-03-03 0.38 "filled" NA NA "bottom" "30707" 1971-03-04 -0.21 "filled" NA NA "surface" "30708" 1971-03-04 0.37 "filled" NA NA "bottom" "30709" 1971-03-05 -0.18 "filled" NA NA "surface" "30710" 1971-03-05 0.36 "filled" NA NA "bottom" "30711" 1971-03-06 -0.15 "filled" NA NA "surface" "30712" 1971-03-06 0.35 "filled" NA NA "bottom" "30713" 1971-03-07 -0.12 "filled" NA NA "surface" "30714" 1971-03-07 0.34 "filled" NA NA "bottom" "30715" 1971-03-08 -0.09 "filled" NA NA "surface" "30716" 1971-03-08 0.33 "filled" NA NA "bottom" "30717" 1971-03-09 -0.06 "filled" NA NA "surface" "30718" 1971-03-09 0.32 "filled" NA NA "bottom" "30719" 1971-03-10 -0.03 "filled" NA NA "surface" "30720" 1971-03-10 0.31 "filled" NA NA "bottom" "30721" 1971-03-11 0 "real" 10 FALSE "surface" "30722" 1971-03-11 0.3 "real" 10 FALSE "bottom" "30723" 1971-03-12 -0.01 "filled" NA NA "surface" "30724" 1971-03-12 0.28 "filled" NA NA "bottom" "30725" 1971-03-13 -0.02 "filled" NA NA "surface" "30726" 1971-03-13 0.26 "filled" NA NA "bottom" "30727" 1971-03-14 -0.03 "filled" NA NA "surface" "30728" 1971-03-14 0.24 "filled" NA NA "bottom" "30729" 1971-03-15 -0.04 "filled" NA NA "surface" "30730" 1971-03-15 0.22 "filled" NA NA "bottom" "30731" 1971-03-16 -0.05 "filled" NA NA "surface" "30732" 1971-03-16 0.2 "filled" NA NA "bottom" "30733" 1971-03-17 -0.06 "filled" NA NA "surface" "30734" 1971-03-17 0.18 "filled" NA NA "bottom" "30735" 1971-03-18 -0.07 "filled" NA NA "surface" "30736" 1971-03-18 0.16 "filled" NA NA "bottom" "30737" 1971-03-19 -0.08 "filled" NA NA "surface" "30738" 1971-03-19 0.14 "filled" NA NA "bottom" "30739" 1971-03-20 -0.09 "filled" NA NA "surface" "30740" 1971-03-20 0.12 "filled" NA NA "bottom" "30741" 1971-03-21 -0.1 "real" 10 FALSE "surface" "30742" 1971-03-21 0.1 "real" 10 FALSE "bottom" "30743" 1971-03-22 -0.0636363636363636 "filled" NA NA "surface" "30744" 1971-03-22 0.0909090909090909 "filled" NA NA "bottom" "30745" 1971-03-23 -0.0272727272727273 "filled" NA NA "surface" "30746" 1971-03-23 0.0818181818181818 "filled" NA NA "bottom" "30747" 1971-03-24 0.00909090909090908 "filled" NA NA "surface" "30748" 1971-03-24 0.0727272727272727 "filled" NA NA "bottom" "30749" 1971-03-25 0.0454545454545455 "filled" NA NA "surface" "30750" 1971-03-25 0.0636363636363636 "filled" NA NA "bottom" "30751" 1971-03-26 0.0818181818181818 "filled" NA NA "surface" "30752" 1971-03-26 0.0545454545454545 "filled" NA NA "bottom" "30753" 1971-03-27 0.118181818181818 "filled" NA NA "surface" "30754" 1971-03-27 0.0454545454545455 "filled" NA NA "bottom" "30755" 1971-03-28 0.154545454545455 "filled" NA NA "surface" "30756" 1971-03-28 0.0363636363636364 "filled" NA NA "bottom" "30757" 1971-03-29 0.190909090909091 "filled" NA NA "surface" "30758" 1971-03-29 0.0272727272727273 "filled" NA NA "bottom" "30759" 1971-03-30 0.227272727272727 "filled" NA NA "surface" "30760" 1971-03-30 0.0181818181818182 "filled" NA NA "bottom" "30761" 1971-03-31 0.263636363636364 "filled" NA NA "surface" "30762" 1971-03-31 0.00909090909090909 "filled" NA NA "bottom" "30763" 1971-04-01 0.3 "real" 11 FALSE "surface" "30764" 1971-04-01 0 "real" 11 FALSE "bottom" "30765" 1971-04-02 0.48 "filled" NA NA "surface" "30766" 1971-04-02 0 "filled" NA NA "bottom" "30767" 1971-04-03 0.66 "filled" NA NA "surface" "30768" 1971-04-03 0 "filled" NA NA "bottom" "30769" 1971-04-04 0.84 "filled" NA NA "surface" "30770" 1971-04-04 0 "filled" NA NA "bottom" "30771" 1971-04-05 1.02 "filled" NA NA "surface" "30772" 1971-04-05 0 "filled" NA NA "bottom" "30773" 1971-04-06 1.2 "filled" NA NA "surface" "30774" 1971-04-06 0 "filled" NA NA "bottom" "30775" 1971-04-07 1.38 "filled" NA NA "surface" "30776" 1971-04-07 0 "filled" NA NA "bottom" "30777" 1971-04-08 1.56 "filled" NA NA "surface" "30778" 1971-04-08 0 "filled" NA NA "bottom" "30779" 1971-04-09 1.74 "filled" NA NA "surface" "30780" 1971-04-09 0 "filled" NA NA "bottom" "30781" 1971-04-10 1.92 "filled" NA NA "surface" "30782" 1971-04-10 0 "filled" NA NA "bottom" "30783" 1971-04-11 2.1 "real" 10 FALSE "surface" "30784" 1971-04-11 0 "real" 10 FALSE "bottom" "30785" 1971-04-12 2.04 "filled" NA NA "surface" "30786" 1971-04-12 0.04 "filled" NA NA "bottom" "30787" 1971-04-13 1.98 "filled" NA NA "surface" "30788" 1971-04-13 0.08 "filled" NA NA "bottom" "30789" 1971-04-14 1.92 "filled" NA NA "surface" "30790" 1971-04-14 0.12 "filled" NA NA "bottom" "30791" 1971-04-15 1.86 "filled" NA NA "surface" "30792" 1971-04-15 0.16 "filled" NA NA "bottom" "30793" 1971-04-16 1.8 "filled" NA NA "surface" "30794" 1971-04-16 0.2 "filled" NA NA "bottom" "30795" 1971-04-17 1.74 "filled" NA NA "surface" "30796" 1971-04-17 0.24 "filled" NA NA "bottom" "30797" 1971-04-18 1.68 "filled" NA NA "surface" "30798" 1971-04-18 0.28 "filled" NA NA "bottom" "30799" 1971-04-19 1.62 "filled" NA NA "surface" "30800" 1971-04-19 0.32 "filled" NA NA "bottom" "30801" 1971-04-20 1.56 "filled" NA NA "surface" "30802" 1971-04-20 0.36 "filled" NA NA "bottom" "30803" 1971-04-21 1.5 "real" 10 FALSE "surface" "30804" 1971-04-21 0.4 "real" 10 FALSE "bottom" "30805" 1971-04-22 1.73 "filled" NA NA "surface" "30806" 1971-04-22 0.42 "filled" NA NA "bottom" "30807" 1971-04-23 1.96 "filled" NA NA "surface" "30808" 1971-04-23 0.44 "filled" NA NA "bottom" "30809" 1971-04-24 2.19 "filled" NA NA "surface" "30810" 1971-04-24 0.46 "filled" NA NA "bottom" "30811" 1971-04-25 2.42 "filled" NA NA "surface" "30812" 1971-04-25 0.48 "filled" NA NA "bottom" "30813" 1971-04-26 2.65 "filled" NA NA "surface" "30814" 1971-04-26 0.5 "filled" NA NA "bottom" "30815" 1971-04-27 2.88 "filled" NA NA "surface" "30816" 1971-04-27 0.52 "filled" NA NA "bottom" "30817" 1971-04-28 3.11 "filled" NA NA "surface" "30818" 1971-04-28 0.54 "filled" NA NA "bottom" "30819" 1971-04-29 3.34 "filled" NA NA "surface" "30820" 1971-04-29 0.56 "filled" NA NA "bottom" "30821" 1971-04-30 3.57 "filled" NA NA "surface" "30822" 1971-04-30 0.58 "filled" NA NA "bottom" "30823" 1971-05-01 3.8 "real" 10 FALSE "surface" "30824" 1971-05-01 0.6 "real" 10 FALSE "bottom" "30825" 1971-05-02 3.99 "filled" NA NA "surface" "30826" 1971-05-02 0.6 "filled" NA NA "bottom" "30827" 1971-05-03 4.18 "filled" NA NA "surface" "30828" 1971-05-03 0.6 "filled" NA NA "bottom" "30829" 1971-05-04 4.37 "filled" NA NA "surface" "30830" 1971-05-04 0.6 "filled" NA NA "bottom" "30831" 1971-05-05 4.56 "filled" NA NA "surface" "30832" 1971-05-05 0.6 "filled" NA NA "bottom" "30833" 1971-05-06 4.75 "filled" NA NA "surface" "30834" 1971-05-06 0.6 "filled" NA NA "bottom" "30835" 1971-05-07 4.94 "filled" NA NA "surface" "30836" 1971-05-07 0.6 "filled" NA NA "bottom" "30837" 1971-05-08 5.13 "filled" NA NA "surface" "30838" 1971-05-08 0.6 "filled" NA NA "bottom" "30839" 1971-05-09 5.32 "filled" NA NA "surface" "30840" 1971-05-09 0.6 "filled" NA NA "bottom" "30841" 1971-05-10 5.51 "filled" NA NA "surface" "30842" 1971-05-10 0.6 "filled" NA NA "bottom" "30843" 1971-05-11 5.7 "real" 10 FALSE "surface" "30844" 1971-05-11 0.6 "real" 10 FALSE "bottom" "30845" 1971-05-12 5.91 "filled" NA NA "surface" "30846" 1971-05-12 0.64 "filled" NA NA "bottom" "30847" 1971-05-13 6.12 "filled" NA NA "surface" "30848" 1971-05-13 0.68 "filled" NA NA "bottom" "30849" 1971-05-14 6.33 "filled" NA NA "surface" "30850" 1971-05-14 0.72 "filled" NA NA "bottom" "30851" 1971-05-15 6.54 "filled" NA NA "surface" "30852" 1971-05-15 0.76 "filled" NA NA "bottom" "30853" 1971-05-16 6.75 "filled" NA NA "surface" "30854" 1971-05-16 0.8 "filled" NA NA "bottom" "30855" 1971-05-17 6.96 "filled" NA NA "surface" "30856" 1971-05-17 0.84 "filled" NA NA "bottom" "30857" 1971-05-18 7.17 "filled" NA NA "surface" "30858" 1971-05-18 0.88 "filled" NA NA "bottom" "30859" 1971-05-19 7.38 "filled" NA NA "surface" "30860" 1971-05-19 0.92 "filled" NA NA "bottom" "30861" 1971-05-20 7.59 "filled" NA NA "surface" "30862" 1971-05-20 0.96 "filled" NA NA "bottom" "30863" 1971-05-21 7.8 "real" 10 FALSE "surface" "30864" 1971-05-21 1 "real" 10 FALSE "bottom" "30865" 1971-05-22 8.36363636363636 "filled" NA NA "surface" "30866" 1971-05-22 1.48181818181818 "filled" NA NA "bottom" "30867" 1971-05-23 8.92727272727273 "filled" NA NA "surface" "30868" 1971-05-23 1.96363636363636 "filled" NA NA "bottom" "30869" 1971-05-24 9.49090909090909 "filled" NA NA "surface" "30870" 1971-05-24 2.44545454545455 "filled" NA NA "bottom" "30871" 1971-05-25 10.0545454545455 "filled" NA NA "surface" "30872" 1971-05-25 2.92727272727273 "filled" NA NA "bottom" "30873" 1971-05-26 10.6181818181818 "filled" NA NA "surface" "30874" 1971-05-26 3.40909090909091 "filled" NA NA "bottom" "30875" 1971-05-27 11.1818181818182 "filled" NA NA "surface" "30876" 1971-05-27 3.89090909090909 "filled" NA NA "bottom" "30877" 1971-05-28 11.7454545454545 "filled" NA NA "surface" "30878" 1971-05-28 4.37272727272727 "filled" NA NA "bottom" "30879" 1971-05-29 12.3090909090909 "filled" NA NA "surface" "30880" 1971-05-29 4.85454545454545 "filled" NA NA "bottom" "30881" 1971-05-30 12.8727272727273 "filled" NA NA "surface" "30882" 1971-05-30 5.33636363636364 "filled" NA NA "bottom" "30883" 1971-05-31 13.4363636363636 "filled" NA NA "surface" "30884" 1971-05-31 5.81818181818182 "filled" NA NA "bottom" "30885" 1971-06-01 14 "real" 11 FALSE "surface" "30886" 1971-06-01 6.3 "real" 11 FALSE "bottom" "30887" 1971-06-02 13.68 "filled" NA NA "surface" "30888" 1971-06-02 6.33 "filled" NA NA "bottom" "30889" 1971-06-03 13.36 "filled" NA NA "surface" "30890" 1971-06-03 6.36 "filled" NA NA "bottom" "30891" 1971-06-04 13.04 "filled" NA NA "surface" "30892" 1971-06-04 6.39 "filled" NA NA "bottom" "30893" 1971-06-05 12.72 "filled" NA NA "surface" "30894" 1971-06-05 6.42 "filled" NA NA "bottom" "30895" 1971-06-06 12.4 "filled" NA NA "surface" "30896" 1971-06-06 6.45 "filled" NA NA "bottom" "30897" 1971-06-07 12.08 "filled" NA NA "surface" "30898" 1971-06-07 6.48 "filled" NA NA "bottom" "30899" 1971-06-08 11.76 "filled" NA NA "surface" "30900" 1971-06-08 6.51 "filled" NA NA "bottom" "30901" 1971-06-09 11.44 "filled" NA NA "surface" "30902" 1971-06-09 6.54 "filled" NA NA "bottom" "30903" 1971-06-10 11.12 "filled" NA NA "surface" "30904" 1971-06-10 6.57 "filled" NA NA "bottom" "30905" 1971-06-11 10.8 "real" 10 FALSE "surface" "30906" 1971-06-11 6.6 "real" 10 FALSE "bottom" "30907" 1971-06-12 10.99 "filled" NA NA "surface" "30908" 1971-06-12 6.58 "filled" NA NA "bottom" "30909" 1971-06-13 11.18 "filled" NA NA "surface" "30910" 1971-06-13 6.56 "filled" NA NA "bottom" "30911" 1971-06-14 11.37 "filled" NA NA "surface" "30912" 1971-06-14 6.54 "filled" NA NA "bottom" "30913" 1971-06-15 11.56 "filled" NA NA "surface" "30914" 1971-06-15 6.52 "filled" NA NA "bottom" "30915" 1971-06-16 11.75 "filled" NA NA "surface" "30916" 1971-06-16 6.5 "filled" NA NA "bottom" "30917" 1971-06-17 11.94 "filled" NA NA "surface" "30918" 1971-06-17 6.48 "filled" NA NA "bottom" "30919" 1971-06-18 12.13 "filled" NA NA "surface" "30920" 1971-06-18 6.46 "filled" NA NA "bottom" "30921" 1971-06-19 12.32 "filled" NA NA "surface" "30922" 1971-06-19 6.44 "filled" NA NA "bottom" "30923" 1971-06-20 12.51 "filled" NA NA "surface" "30924" 1971-06-20 6.42 "filled" NA NA "bottom" "30925" 1971-06-21 12.7 "real" 10 FALSE "surface" "30926" 1971-06-21 6.4 "real" 10 FALSE "bottom" "30927" 1971-06-22 12.87 "filled" NA NA "surface" "30928" 1971-06-22 6.13 "filled" NA NA "bottom" "30929" 1971-06-23 13.04 "filled" NA NA "surface" "30930" 1971-06-23 5.86 "filled" NA NA "bottom" "30931" 1971-06-24 13.21 "filled" NA NA "surface" "30932" 1971-06-24 5.59 "filled" NA NA "bottom" "30933" 1971-06-25 13.38 "filled" NA NA "surface" "30934" 1971-06-25 5.32 "filled" NA NA "bottom" "30935" 1971-06-26 13.55 "filled" NA NA "surface" "30936" 1971-06-26 5.05 "filled" NA NA "bottom" "30937" 1971-06-27 13.72 "filled" NA NA "surface" "30938" 1971-06-27 4.78 "filled" NA NA "bottom" "30939" 1971-06-28 13.89 "filled" NA NA "surface" "30940" 1971-06-28 4.51 "filled" NA NA "bottom" "30941" 1971-06-29 14.06 "filled" NA NA "surface" "30942" 1971-06-29 4.24 "filled" NA NA "bottom" "30943" 1971-06-30 14.23 "filled" NA NA "surface" "30944" 1971-06-30 3.97 "filled" NA NA "bottom" "30945" 1971-07-01 14.4 "real" 10 FALSE "surface" "30946" 1971-07-01 3.7 "real" 10 FALSE "bottom" "30947" 1971-07-02 14.57 "filled" NA NA "surface" "30948" 1971-07-02 3.73 "filled" NA NA "bottom" "30949" 1971-07-03 14.74 "filled" NA NA "surface" "30950" 1971-07-03 3.76 "filled" NA NA "bottom" "30951" 1971-07-04 14.91 "filled" NA NA "surface" "30952" 1971-07-04 3.79 "filled" NA NA "bottom" "30953" 1971-07-05 15.08 "filled" NA NA "surface" "30954" 1971-07-05 3.82 "filled" NA NA "bottom" "30955" 1971-07-06 15.25 "filled" NA NA "surface" "30956" 1971-07-06 3.85 "filled" NA NA "bottom" "30957" 1971-07-07 15.42 "filled" NA NA "surface" "30958" 1971-07-07 3.88 "filled" NA NA "bottom" "30959" 1971-07-08 15.59 "filled" NA NA "surface" "30960" 1971-07-08 3.91 "filled" NA NA "bottom" "30961" 1971-07-09 15.76 "filled" NA NA "surface" "30962" 1971-07-09 3.94 "filled" NA NA "bottom" "30963" 1971-07-10 15.93 "filled" NA NA "surface" "30964" 1971-07-10 3.97 "filled" NA NA "bottom" "30965" 1971-07-11 16.1 "real" 10 FALSE "surface" "30966" 1971-07-11 4 "real" 10 FALSE "bottom" "30967" 1971-07-12 15.96 "filled" NA NA "surface" "30968" 1971-07-12 3.98 "filled" NA NA "bottom" "30969" 1971-07-13 15.82 "filled" NA NA "surface" "30970" 1971-07-13 3.96 "filled" NA NA "bottom" "30971" 1971-07-14 15.68 "filled" NA NA "surface" "30972" 1971-07-14 3.94 "filled" NA NA "bottom" "30973" 1971-07-15 15.54 "filled" NA NA "surface" "30974" 1971-07-15 3.92 "filled" NA NA "bottom" "30975" 1971-07-16 15.4 "filled" NA NA "surface" "30976" 1971-07-16 3.9 "filled" NA NA "bottom" "30977" 1971-07-17 15.26 "filled" NA NA "surface" "30978" 1971-07-17 3.88 "filled" NA NA "bottom" "30979" 1971-07-18 15.12 "filled" NA NA "surface" "30980" 1971-07-18 3.86 "filled" NA NA "bottom" "30981" 1971-07-19 14.98 "filled" NA NA "surface" "30982" 1971-07-19 3.84 "filled" NA NA "bottom" "30983" 1971-07-20 14.84 "filled" NA NA "surface" "30984" 1971-07-20 3.82 "filled" NA NA "bottom" "30985" 1971-07-21 14.7 "real" 10 FALSE "surface" "30986" 1971-07-21 3.8 "real" 10 FALSE "bottom" "30987" 1971-07-22 15.0181818181818 "filled" NA NA "surface" "30988" 1971-07-22 3.83636363636364 "filled" NA NA "bottom" "30989" 1971-07-23 15.3363636363636 "filled" NA NA "surface" "30990" 1971-07-23 3.87272727272727 "filled" NA NA "bottom" "30991" 1971-07-24 15.6545454545455 "filled" NA NA "surface" "30992" 1971-07-24 3.90909090909091 "filled" NA NA "bottom" "30993" 1971-07-25 15.9727272727273 "filled" NA NA "surface" "30994" 1971-07-25 3.94545454545455 "filled" NA NA "bottom" "30995" 1971-07-26 16.2909090909091 "filled" NA NA "surface" "30996" 1971-07-26 3.98181818181818 "filled" NA NA "bottom" "30997" 1971-07-27 16.6090909090909 "filled" NA NA "surface" "30998" 1971-07-27 4.01818181818182 "filled" NA NA "bottom" "30999" 1971-07-28 16.9272727272727 "filled" NA NA "surface" "31000" 1971-07-28 4.05454545454545 "filled" NA NA "bottom" "31001" 1971-07-29 17.2454545454545 "filled" NA NA "surface" "31002" 1971-07-29 4.09090909090909 "filled" NA NA "bottom" "31003" 1971-07-30 17.5636363636364 "filled" NA NA "surface" "31004" 1971-07-30 4.12727272727273 "filled" NA NA "bottom" "31005" 1971-07-31 17.8818181818182 "filled" NA NA "surface" "31006" 1971-07-31 4.16363636363636 "filled" NA NA "bottom" "31007" 1971-08-01 18.2 "real" 11 FALSE "surface" "31008" 1971-08-01 4.2 "real" 11 FALSE "bottom" "31009" 1971-08-02 17.78 "filled" NA NA "surface" "31010" 1971-08-02 4.2 "filled" NA NA "bottom" "31011" 1971-08-03 17.36 "filled" NA NA "surface" "31012" 1971-08-03 4.2 "filled" NA NA "bottom" "31013" 1971-08-04 16.94 "filled" NA NA "surface" "31014" 1971-08-04 4.2 "filled" NA NA "bottom" "31015" 1971-08-05 16.52 "filled" NA NA "surface" "31016" 1971-08-05 4.2 "filled" NA NA "bottom" "31017" 1971-08-06 16.1 "filled" NA NA "surface" "31018" 1971-08-06 4.2 "filled" NA NA "bottom" "31019" 1971-08-07 15.68 "filled" NA NA "surface" "31020" 1971-08-07 4.2 "filled" NA NA "bottom" "31021" 1971-08-08 15.26 "filled" NA NA "surface" "31022" 1971-08-08 4.2 "filled" NA NA "bottom" "31023" 1971-08-09 14.84 "filled" NA NA "surface" "31024" 1971-08-09 4.2 "filled" NA NA "bottom" "31025" 1971-08-10 14.42 "filled" NA NA "surface" "31026" 1971-08-10 4.2 "filled" NA NA "bottom" "31027" 1971-08-11 14 "real" 10 FALSE "surface" "31028" 1971-08-11 4.2 "real" 10 FALSE "bottom" "31029" 1971-08-12 14.05 "filled" NA NA "surface" "31030" 1971-08-12 4.29 "filled" NA NA "bottom" "31031" 1971-08-13 14.1 "filled" NA NA "surface" "31032" 1971-08-13 4.38 "filled" NA NA "bottom" "31033" 1971-08-14 14.15 "filled" NA NA "surface" "31034" 1971-08-14 4.47 "filled" NA NA "bottom" "31035" 1971-08-15 14.2 "filled" NA NA "surface" "31036" 1971-08-15 4.56 "filled" NA NA "bottom" "31037" 1971-08-16 14.25 "filled" NA NA "surface" "31038" 1971-08-16 4.65 "filled" NA NA "bottom" "31039" 1971-08-17 14.3 "filled" NA NA "surface" "31040" 1971-08-17 4.74 "filled" NA NA "bottom" "31041" 1971-08-18 14.35 "filled" NA NA "surface" "31042" 1971-08-18 4.83 "filled" NA NA "bottom" "31043" 1971-08-19 14.4 "filled" NA NA "surface" "31044" 1971-08-19 4.92 "filled" NA NA "bottom" "31045" 1971-08-20 14.45 "filled" NA NA "surface" "31046" 1971-08-20 5.01 "filled" NA NA "bottom" "31047" 1971-08-21 14.5 "real" 10 FALSE "surface" "31048" 1971-08-21 5.1 "real" 10 FALSE "bottom" "31049" 1971-08-22 14.3545454545455 "filled" NA NA "surface" "31050" 1971-08-22 5.10909090909091 "filled" NA NA "bottom" "31051" 1971-08-23 14.2090909090909 "filled" NA NA "surface" "31052" 1971-08-23 5.11818181818182 "filled" NA NA "bottom" "31053" 1971-08-24 14.0636363636364 "filled" NA NA "surface" "31054" 1971-08-24 5.12727272727273 "filled" NA NA "bottom" "31055" 1971-08-25 13.9181818181818 "filled" NA NA "surface" "31056" 1971-08-25 5.13636363636364 "filled" NA NA "bottom" "31057" 1971-08-26 13.7727272727273 "filled" NA NA "surface" "31058" 1971-08-26 5.14545454545455 "filled" NA NA "bottom" "31059" 1971-08-27 13.6272727272727 "filled" NA NA "surface" "31060" 1971-08-27 5.15454545454545 "filled" NA NA "bottom" "31061" 1971-08-28 13.4818181818182 "filled" NA NA "surface" "31062" 1971-08-28 5.16363636363636 "filled" NA NA "bottom" "31063" 1971-08-29 13.3363636363636 "filled" NA NA "surface" "31064" 1971-08-29 5.17272727272727 "filled" NA NA "bottom" "31065" 1971-08-30 13.1909090909091 "filled" NA NA "surface" "31066" 1971-08-30 5.18181818181818 "filled" NA NA "bottom" "31067" 1971-08-31 13.0454545454545 "filled" NA NA "surface" "31068" 1971-08-31 5.19090909090909 "filled" NA NA "bottom" "31069" 1971-09-01 12.9 "real" 11 FALSE "surface" "31070" 1971-09-01 5.2 "real" 11 FALSE "bottom" "31071" 1971-09-02 12.75 "filled" NA NA "surface" "31072" 1971-09-02 5.74 "filled" NA NA "bottom" "31073" 1971-09-03 12.6 "filled" NA NA "surface" "31074" 1971-09-03 6.28 "filled" NA NA "bottom" "31075" 1971-09-04 12.45 "filled" NA NA "surface" "31076" 1971-09-04 6.82 "filled" NA NA "bottom" "31077" 1971-09-05 12.3 "filled" NA NA "surface" "31078" 1971-09-05 7.36 "filled" NA NA "bottom" "31079" 1971-09-06 12.15 "filled" NA NA "surface" "31080" 1971-09-06 7.9 "filled" NA NA "bottom" "31081" 1971-09-07 12 "filled" NA NA "surface" "31082" 1971-09-07 8.44 "filled" NA NA "bottom" "31083" 1971-09-08 11.85 "filled" NA NA "surface" "31084" 1971-09-08 8.98 "filled" NA NA "bottom" "31085" 1971-09-09 11.7 "filled" NA NA "surface" "31086" 1971-09-09 9.52 "filled" NA NA "bottom" "31087" 1971-09-10 11.55 "filled" NA NA "surface" "31088" 1971-09-10 10.06 "filled" NA NA "bottom" "31089" 1971-09-11 11.4 "real" 10 FALSE "surface" "31090" 1971-09-11 10.6 "real" 10 FALSE "bottom" "31091" 1971-09-12 11.43 "filled" NA NA "surface" "31092" 1971-09-12 10.68 "filled" NA NA "bottom" "31093" 1971-09-13 11.46 "filled" NA NA "surface" "31094" 1971-09-13 10.76 "filled" NA NA "bottom" "31095" 1971-09-14 11.49 "filled" NA NA "surface" "31096" 1971-09-14 10.84 "filled" NA NA "bottom" "31097" 1971-09-15 11.52 "filled" NA NA "surface" "31098" 1971-09-15 10.92 "filled" NA NA "bottom" "31099" 1971-09-16 11.55 "filled" NA NA "surface" "31100" 1971-09-16 11 "filled" NA NA "bottom" "31101" 1971-09-17 11.58 "filled" NA NA "surface" "31102" 1971-09-17 11.08 "filled" NA NA "bottom" "31103" 1971-09-18 11.61 "filled" NA NA "surface" "31104" 1971-09-18 11.16 "filled" NA NA "bottom" "31105" 1971-09-19 11.64 "filled" NA NA "surface" "31106" 1971-09-19 11.24 "filled" NA NA "bottom" "31107" 1971-09-20 11.67 "filled" NA NA "surface" "31108" 1971-09-20 11.32 "filled" NA NA "bottom" "31109" 1971-09-21 11.7 "real" 10 FALSE "surface" "31110" 1971-09-21 11.4 "real" 10 FALSE "bottom" "31111" 1971-09-22 11.65 "filled" NA NA "surface" "31112" 1971-09-22 11.4 "filled" NA NA "bottom" "31113" 1971-09-23 11.6 "filled" NA NA "surface" "31114" 1971-09-23 11.4 "filled" NA NA "bottom" "31115" 1971-09-24 11.55 "filled" NA NA "surface" "31116" 1971-09-24 11.4 "filled" NA NA "bottom" "31117" 1971-09-25 11.5 "filled" NA NA "surface" "31118" 1971-09-25 11.4 "filled" NA NA "bottom" "31119" 1971-09-26 11.45 "filled" NA NA "surface" "31120" 1971-09-26 11.4 "filled" NA NA "bottom" "31121" 1971-09-27 11.4 "filled" NA NA "surface" "31122" 1971-09-27 11.4 "filled" NA NA "bottom" "31123" 1971-09-28 11.35 "filled" NA NA "surface" "31124" 1971-09-28 11.4 "filled" NA NA "bottom" "31125" 1971-09-29 11.3 "filled" NA NA "surface" "31126" 1971-09-29 11.4 "filled" NA NA "bottom" "31127" 1971-09-30 11.25 "filled" NA NA "surface" "31128" 1971-09-30 11.4 "filled" NA NA "bottom" "31129" 1971-10-01 11.2 "real" 10 FALSE "surface" "31130" 1971-10-01 11.4 "real" 10 FALSE "bottom" "31131" 1971-10-02 11.11 "filled" NA NA "surface" "31132" 1971-10-02 11.2 "filled" NA NA "bottom" "31133" 1971-10-03 11.02 "filled" NA NA "surface" "31134" 1971-10-03 11 "filled" NA NA "bottom" "31135" 1971-10-04 10.93 "filled" NA NA "surface" "31136" 1971-10-04 10.8 "filled" NA NA "bottom" "31137" 1971-10-05 10.84 "filled" NA NA "surface" "31138" 1971-10-05 10.6 "filled" NA NA "bottom" "31139" 1971-10-06 10.75 "filled" NA NA "surface" "31140" 1971-10-06 10.4 "filled" NA NA "bottom" "31141" 1971-10-07 10.66 "filled" NA NA "surface" "31142" 1971-10-07 10.2 "filled" NA NA "bottom" "31143" 1971-10-08 10.57 "filled" NA NA "surface" "31144" 1971-10-08 10 "filled" NA NA "bottom" "31145" 1971-10-09 10.48 "filled" NA NA "surface" "31146" 1971-10-09 9.8 "filled" NA NA "bottom" "31147" 1971-10-10 10.39 "filled" NA NA "surface" "31148" 1971-10-10 9.6 "filled" NA NA "bottom" "31149" 1971-10-11 10.3 "real" 10 FALSE "surface" "31150" 1971-10-11 9.4 "real" 10 FALSE "bottom" "31151" 1971-10-12 10.1 "filled" NA NA "surface" "31152" 1971-10-12 9.09 "filled" NA NA "bottom" "31153" 1971-10-13 9.9 "filled" NA NA "surface" "31154" 1971-10-13 8.78 "filled" NA NA "bottom" "31155" 1971-10-14 9.7 "filled" NA NA "surface" "31156" 1971-10-14 8.47 "filled" NA NA "bottom" "31157" 1971-10-15 9.5 "filled" NA NA "surface" "31158" 1971-10-15 8.16 "filled" NA NA "bottom" "31159" 1971-10-16 9.3 "filled" NA NA "surface" "31160" 1971-10-16 7.85 "filled" NA NA "bottom" "31161" 1971-10-17 9.1 "filled" NA NA "surface" "31162" 1971-10-17 7.54 "filled" NA NA "bottom" "31163" 1971-10-18 8.9 "filled" NA NA "surface" "31164" 1971-10-18 7.23 "filled" NA NA "bottom" "31165" 1971-10-19 8.7 "filled" NA NA "surface" "31166" 1971-10-19 6.92 "filled" NA NA "bottom" "31167" 1971-10-20 8.5 "filled" NA NA "surface" "31168" 1971-10-20 6.61 "filled" NA NA "bottom" "31169" 1971-10-21 8.3 "real" 10 FALSE "surface" "31170" 1971-10-21 6.3 "real" 10 FALSE "bottom" "31171" 1971-10-22 8.16363636363636 "filled" NA NA "surface" "31172" 1971-10-22 6.35454545454545 "filled" NA NA "bottom" "31173" 1971-10-23 8.02727272727273 "filled" NA NA "surface" "31174" 1971-10-23 6.40909090909091 "filled" NA NA "bottom" "31175" 1971-10-24 7.89090909090909 "filled" NA NA "surface" "31176" 1971-10-24 6.46363636363636 "filled" NA NA "bottom" "31177" 1971-10-25 7.75454545454545 "filled" NA NA "surface" "31178" 1971-10-25 6.51818181818182 "filled" NA NA "bottom" "31179" 1971-10-26 7.61818181818182 "filled" NA NA "surface" "31180" 1971-10-26 6.57272727272727 "filled" NA NA "bottom" "31181" 1971-10-27 7.48181818181818 "filled" NA NA "surface" "31182" 1971-10-27 6.62727272727273 "filled" NA NA "bottom" "31183" 1971-10-28 7.34545454545455 "filled" NA NA "surface" "31184" 1971-10-28 6.68181818181818 "filled" NA NA "bottom" "31185" 1971-10-29 7.20909090909091 "filled" NA NA "surface" "31186" 1971-10-29 6.73636363636364 "filled" NA NA "bottom" "31187" 1971-10-30 7.07272727272727 "filled" NA NA "surface" "31188" 1971-10-30 6.79090909090909 "filled" NA NA "bottom" "31189" 1971-10-31 6.93636363636364 "filled" NA NA "surface" "31190" 1971-10-31 6.84545454545455 "filled" NA NA "bottom" "31191" 1971-11-01 6.8 "real" 11 FALSE "surface" "31192" 1971-11-01 6.9 "real" 11 FALSE "bottom" "31193" 1971-11-02 6.64 "filled" NA NA "surface" "31194" 1971-11-02 6.74 "filled" NA NA "bottom" "31195" 1971-11-03 6.48 "filled" NA NA "surface" "31196" 1971-11-03 6.58 "filled" NA NA "bottom" "31197" 1971-11-04 6.32 "filled" NA NA "surface" "31198" 1971-11-04 6.42 "filled" NA NA "bottom" "31199" 1971-11-05 6.16 "filled" NA NA "surface" "31200" 1971-11-05 6.26 "filled" NA NA "bottom" "31201" 1971-11-06 6 "filled" NA NA "surface" "31202" 1971-11-06 6.1 "filled" NA NA "bottom" "31203" 1971-11-07 5.84 "filled" NA NA "surface" "31204" 1971-11-07 5.94 "filled" NA NA "bottom" "31205" 1971-11-08 5.68 "filled" NA NA "surface" "31206" 1971-11-08 5.78 "filled" NA NA "bottom" "31207" 1971-11-09 5.52 "filled" NA NA "surface" "31208" 1971-11-09 5.62 "filled" NA NA "bottom" "31209" 1971-11-10 5.36 "filled" NA NA "surface" "31210" 1971-11-10 5.46 "filled" NA NA "bottom" "31211" 1971-11-11 5.2 "real" 10 FALSE "surface" "31212" 1971-11-11 5.3 "real" 10 FALSE "bottom" "31213" 1971-11-12 5.04 "filled" NA NA "surface" "31214" 1971-11-12 5.13 "filled" NA NA "bottom" "31215" 1971-11-13 4.88 "filled" NA NA "surface" "31216" 1971-11-13 4.96 "filled" NA NA "bottom" "31217" 1971-11-14 4.72 "filled" NA NA "surface" "31218" 1971-11-14 4.79 "filled" NA NA "bottom" "31219" 1971-11-15 4.56 "filled" NA NA "surface" "31220" 1971-11-15 4.62 "filled" NA NA "bottom" "31221" 1971-11-16 4.4 "filled" NA NA "surface" "31222" 1971-11-16 4.45 "filled" NA NA "bottom" "31223" 1971-11-17 4.24 "filled" NA NA "surface" "31224" 1971-11-17 4.28 "filled" NA NA "bottom" "31225" 1971-11-18 4.08 "filled" NA NA "surface" "31226" 1971-11-18 4.11 "filled" NA NA "bottom" "31227" 1971-11-19 3.92 "filled" NA NA "surface" "31228" 1971-11-19 3.94 "filled" NA NA "bottom" "31229" 1971-11-20 3.76 "filled" NA NA "surface" "31230" 1971-11-20 3.77 "filled" NA NA "bottom" "31231" 1971-11-21 3.6 "real" 10 FALSE "surface" "31232" 1971-11-21 3.6 "real" 10 FALSE "bottom" "31233" 1971-11-22 3.48 "filled" NA NA "surface" "31234" 1971-11-22 3.48 "filled" NA NA "bottom" "31235" 1971-11-23 3.36 "filled" NA NA "surface" "31236" 1971-11-23 3.36 "filled" NA NA "bottom" "31237" 1971-11-24 3.24 "filled" NA NA "surface" "31238" 1971-11-24 3.24 "filled" NA NA "bottom" "31239" 1971-11-25 3.12 "filled" NA NA "surface" "31240" 1971-11-25 3.12 "filled" NA NA "bottom" "31241" 1971-11-26 3 "filled" NA NA "surface" "31242" 1971-11-26 3 "filled" NA NA "bottom" "31243" 1971-11-27 2.88 "filled" NA NA "surface" "31244" 1971-11-27 2.88 "filled" NA NA "bottom" "31245" 1971-11-28 2.76 "filled" NA NA "surface" "31246" 1971-11-28 2.76 "filled" NA NA "bottom" "31247" 1971-11-29 2.64 "filled" NA NA "surface" "31248" 1971-11-29 2.64 "filled" NA NA "bottom" "31249" 1971-11-30 2.52 "filled" NA NA "surface" "31250" 1971-11-30 2.52 "filled" NA NA "bottom" "31251" 1971-12-01 2.4 "real" 10 FALSE "surface" "31252" 1971-12-01 2.4 "real" 10 FALSE "bottom" "31253" 1971-12-02 2.3 "filled" NA NA "surface" "31254" 1971-12-02 2.38 "filled" NA NA "bottom" "31255" 1971-12-03 2.2 "filled" NA NA "surface" "31256" 1971-12-03 2.36 "filled" NA NA "bottom" "31257" 1971-12-04 2.1 "filled" NA NA "surface" "31258" 1971-12-04 2.34 "filled" NA NA "bottom" "31259" 1971-12-05 2 "filled" NA NA "surface" "31260" 1971-12-05 2.32 "filled" NA NA "bottom" "31261" 1971-12-06 1.9 "filled" NA NA "surface" "31262" 1971-12-06 2.3 "filled" NA NA "bottom" "31263" 1971-12-07 1.8 "filled" NA NA "surface" "31264" 1971-12-07 2.28 "filled" NA NA "bottom" "31265" 1971-12-08 1.7 "filled" NA NA "surface" "31266" 1971-12-08 2.26 "filled" NA NA "bottom" "31267" 1971-12-09 1.6 "filled" NA NA "surface" "31268" 1971-12-09 2.24 "filled" NA NA "bottom" "31269" 1971-12-10 1.5 "filled" NA NA "surface" "31270" 1971-12-10 2.22 "filled" NA NA "bottom" "31271" 1971-12-11 1.4 "real" 10 FALSE "surface" "31272" 1971-12-11 2.2 "real" 10 FALSE "bottom" "31273" 1971-12-12 1.4 "filled" NA NA "surface" "31274" 1971-12-12 2.1 "filled" NA NA "bottom" "31275" 1971-12-13 1.4 "filled" NA NA "surface" "31276" 1971-12-13 2 "filled" NA NA "bottom" "31277" 1971-12-14 1.4 "filled" NA NA "surface" "31278" 1971-12-14 1.9 "filled" NA NA "bottom" "31279" 1971-12-15 1.4 "filled" NA NA "surface" "31280" 1971-12-15 1.8 "filled" NA NA "bottom" "31281" 1971-12-16 1.4 "filled" NA NA "surface" "31282" 1971-12-16 1.7 "filled" NA NA "bottom" "31283" 1971-12-17 1.4 "filled" NA NA "surface" "31284" 1971-12-17 1.6 "filled" NA NA "bottom" "31285" 1971-12-18 1.4 "filled" NA NA "surface" "31286" 1971-12-18 1.5 "filled" NA NA "bottom" "31287" 1971-12-19 1.4 "filled" NA NA "surface" "31288" 1971-12-19 1.4 "filled" NA NA "bottom" "31289" 1971-12-20 1.4 "filled" NA NA "surface" "31290" 1971-12-20 1.3 "filled" NA NA "bottom" "31291" 1971-12-21 1.4 "real" 10 FALSE "surface" "31292" 1971-12-21 1.2 "real" 10 FALSE "bottom" "31293" 1971-12-22 1.35454545454545 "filled" NA NA "surface" "31294" 1971-12-22 1.27272727272727 "filled" NA NA "bottom" "31295" 1971-12-23 1.30909090909091 "filled" NA NA "surface" "31296" 1971-12-23 1.34545454545455 "filled" NA NA "bottom" "31297" 1971-12-24 1.26363636363636 "filled" NA NA "surface" "31298" 1971-12-24 1.41818181818182 "filled" NA NA "bottom" "31299" 1971-12-25 1.21818181818182 "filled" NA NA "surface" "31300" 1971-12-25 1.49090909090909 "filled" NA NA "bottom" "31301" 1971-12-26 1.17272727272727 "filled" NA NA "surface" "31302" 1971-12-26 1.56363636363636 "filled" NA NA "bottom" "31303" 1971-12-27 1.12727272727273 "filled" NA NA "surface" "31304" 1971-12-27 1.63636363636364 "filled" NA NA "bottom" "31305" 1971-12-28 1.08181818181818 "filled" NA NA "surface" "31306" 1971-12-28 1.70909090909091 "filled" NA NA "bottom" "31307" 1971-12-29 1.03636363636364 "filled" NA NA "surface" "31308" 1971-12-29 1.78181818181818 "filled" NA NA "bottom" "31309" 1971-12-30 0.990909090909091 "filled" NA NA "surface" "31310" 1971-12-30 1.85454545454545 "filled" NA NA "bottom" "31311" 1971-12-31 0.945454545454546 "filled" NA NA "surface" "31312" 1971-12-31 1.92727272727273 "filled" NA NA "bottom" "31313" 1972-01-01 0.9 "real" 11 FALSE "surface" "31314" 1972-01-01 2 "real" 11 FALSE "bottom" "31315" 1972-01-02 0.79 "filled" NA NA "surface" "31316" 1972-01-02 1.92 "filled" NA NA "bottom" "31317" 1972-01-03 0.68 "filled" NA NA "surface" "31318" 1972-01-03 1.84 "filled" NA NA "bottom" "31319" 1972-01-04 0.57 "filled" NA NA "surface" "31320" 1972-01-04 1.76 "filled" NA NA "bottom" "31321" 1972-01-05 0.46 "filled" NA NA "surface" "31322" 1972-01-05 1.68 "filled" NA NA "bottom" "31323" 1972-01-06 0.35 "filled" NA NA "surface" "31324" 1972-01-06 1.6 "filled" NA NA "bottom" "31325" 1972-01-07 0.24 "filled" NA NA "surface" "31326" 1972-01-07 1.52 "filled" NA NA "bottom" "31327" 1972-01-08 0.13 "filled" NA NA "surface" "31328" 1972-01-08 1.44 "filled" NA NA "bottom" "31329" 1972-01-09 0.0199999999999999 "filled" NA NA "surface" "31330" 1972-01-09 1.36 "filled" NA NA "bottom" "31331" 1972-01-10 -0.0900000000000001 "filled" NA NA "surface" "31332" 1972-01-10 1.28 "filled" NA NA "bottom" "31333" 1972-01-11 -0.2 "real" 10 FALSE "surface" "31334" 1972-01-11 1.2 "real" 10 FALSE "bottom" "31335" 1972-01-12 -0.2 "filled" NA NA "surface" "31336" 1972-01-12 1.12 "filled" NA NA "bottom" "31337" 1972-01-13 -0.2 "filled" NA NA "surface" "31338" 1972-01-13 1.04 "filled" NA NA "bottom" "31339" 1972-01-14 -0.2 "filled" NA NA "surface" "31340" 1972-01-14 0.96 "filled" NA NA "bottom" "31341" 1972-01-15 -0.2 "filled" NA NA "surface" "31342" 1972-01-15 0.88 "filled" NA NA "bottom" "31343" 1972-01-16 -0.2 "filled" NA NA "surface" "31344" 1972-01-16 0.8 "filled" NA NA "bottom" "31345" 1972-01-17 -0.2 "filled" NA NA "surface" "31346" 1972-01-17 0.72 "filled" NA NA "bottom" "31347" 1972-01-18 -0.2 "filled" NA NA "surface" "31348" 1972-01-18 0.64 "filled" NA NA "bottom" "31349" 1972-01-19 -0.2 "filled" NA NA "surface" "31350" 1972-01-19 0.56 "filled" NA NA "bottom" "31351" 1972-01-20 -0.2 "filled" NA NA "surface" "31352" 1972-01-20 0.48 "filled" NA NA "bottom" "31353" 1972-01-21 -0.2 "real" 10 FALSE "surface" "31354" 1972-01-21 0.4 "real" 10 FALSE "bottom" "31355" 1972-01-22 -0.218181818181818 "filled" NA NA "surface" "31356" 1972-01-22 0.381818181818182 "filled" NA NA "bottom" "31357" 1972-01-23 -0.236363636363636 "filled" NA NA "surface" "31358" 1972-01-23 0.363636363636364 "filled" NA NA "bottom" "31359" 1972-01-24 -0.254545454545455 "filled" NA NA "surface" "31360" 1972-01-24 0.345454545454545 "filled" NA NA "bottom" "31361" 1972-01-25 -0.272727272727273 "filled" NA NA "surface" "31362" 1972-01-25 0.327272727272727 "filled" NA NA "bottom" "31363" 1972-01-26 -0.290909090909091 "filled" NA NA "surface" "31364" 1972-01-26 0.309090909090909 "filled" NA NA "bottom" "31365" 1972-01-27 -0.309090909090909 "filled" NA NA "surface" "31366" 1972-01-27 0.290909090909091 "filled" NA NA "bottom" "31367" 1972-01-28 -0.327272727272727 "filled" NA NA "surface" "31368" 1972-01-28 0.272727272727273 "filled" NA NA "bottom" "31369" 1972-01-29 -0.345454545454545 "filled" NA NA "surface" "31370" 1972-01-29 0.254545454545455 "filled" NA NA "bottom" "31371" 1972-01-30 -0.363636363636364 "filled" NA NA "surface" "31372" 1972-01-30 0.236363636363636 "filled" NA NA "bottom" "31373" 1972-01-31 -0.381818181818182 "filled" NA NA "surface" "31374" 1972-01-31 0.218181818181818 "filled" NA NA "bottom" "31375" 1972-02-01 -0.4 "real" 11 FALSE "surface" "31376" 1972-02-01 0.2 "real" 11 FALSE "bottom" "31377" 1972-02-02 -0.4 "filled" NA NA "surface" "31378" 1972-02-02 0.24 "filled" NA NA "bottom" "31379" 1972-02-03 -0.4 "filled" NA NA "surface" "31380" 1972-02-03 0.28 "filled" NA NA "bottom" "31381" 1972-02-04 -0.4 "filled" NA NA "surface" "31382" 1972-02-04 0.32 "filled" NA NA "bottom" "31383" 1972-02-05 -0.4 "filled" NA NA "surface" "31384" 1972-02-05 0.36 "filled" NA NA "bottom" "31385" 1972-02-06 -0.4 "filled" NA NA "surface" "31386" 1972-02-06 0.4 "filled" NA NA "bottom" "31387" 1972-02-07 -0.4 "filled" NA NA "surface" "31388" 1972-02-07 0.44 "filled" NA NA "bottom" "31389" 1972-02-08 -0.4 "filled" NA NA "surface" "31390" 1972-02-08 0.48 "filled" NA NA "bottom" "31391" 1972-02-09 -0.4 "filled" NA NA "surface" "31392" 1972-02-09 0.52 "filled" NA NA "bottom" "31393" 1972-02-10 -0.4 "filled" NA NA "surface" "31394" 1972-02-10 0.56 "filled" NA NA "bottom" "31395" 1972-02-11 -0.4 "real" 10 FALSE "surface" "31396" 1972-02-11 0.6 "real" 10 FALSE "bottom" "31397" 1972-02-12 -0.39 "filled" NA NA "surface" "31398" 1972-02-12 0.6 "filled" NA NA "bottom" "31399" 1972-02-13 -0.38 "filled" NA NA "surface" "31400" 1972-02-13 0.6 "filled" NA NA "bottom" "31401" 1972-02-14 -0.37 "filled" NA NA "surface" "31402" 1972-02-14 0.6 "filled" NA NA "bottom" "31403" 1972-02-15 -0.36 "filled" NA NA "surface" "31404" 1972-02-15 0.6 "filled" NA NA "bottom" "31405" 1972-02-16 -0.35 "filled" NA NA "surface" "31406" 1972-02-16 0.6 "filled" NA NA "bottom" "31407" 1972-02-17 -0.34 "filled" NA NA "surface" "31408" 1972-02-17 0.6 "filled" NA NA "bottom" "31409" 1972-02-18 -0.33 "filled" NA NA "surface" "31410" 1972-02-18 0.6 "filled" NA NA "bottom" "31411" 1972-02-19 -0.32 "filled" NA NA "surface" "31412" 1972-02-19 0.6 "filled" NA NA "bottom" "31413" 1972-02-20 -0.31 "filled" NA NA "surface" "31414" 1972-02-20 0.6 "filled" NA NA "bottom" "31415" 1972-02-21 -0.3 "real" 10 FALSE "surface" "31416" 1972-02-21 0.6 "real" 10 FALSE "bottom" "31417" 1972-02-22 -0.288888888888889 "filled" NA NA "surface" "31418" 1972-02-22 0.566666666666667 "filled" NA NA "bottom" "31419" 1972-02-23 -0.277777777777778 "filled" NA NA "surface" "31420" 1972-02-23 0.533333333333333 "filled" NA NA "bottom" "31421" 1972-02-24 -0.266666666666667 "filled" NA NA "surface" "31422" 1972-02-24 0.5 "filled" NA NA "bottom" "31423" 1972-02-25 -0.255555555555556 "filled" NA NA "surface" "31424" 1972-02-25 0.466666666666667 "filled" NA NA "bottom" "31425" 1972-02-26 -0.244444444444444 "filled" NA NA "surface" "31426" 1972-02-26 0.433333333333333 "filled" NA NA "bottom" "31427" 1972-02-27 -0.233333333333333 "filled" NA NA "surface" "31428" 1972-02-27 0.4 "filled" NA NA "bottom" "31429" 1972-02-28 -0.222222222222222 "filled" NA NA "surface" "31430" 1972-02-28 0.366666666666667 "filled" NA NA "bottom" "31431" 1972-02-29 -0.211111111111111 "filled" NA NA "surface" "31432" 1972-02-29 0.333333333333333 "filled" NA NA "bottom" "31433" 1972-03-01 -0.2 "real" 9 FALSE "surface" "31434" 1972-03-01 0.3 "real" 9 FALSE "bottom" "31435" 1972-03-02 -0.2 "filled" NA NA "surface" "31436" 1972-03-02 0.3 "filled" NA NA "bottom" "31437" 1972-03-03 -0.2 "filled" NA NA "surface" "31438" 1972-03-03 0.3 "filled" NA NA "bottom" "31439" 1972-03-04 -0.2 "filled" NA NA "surface" "31440" 1972-03-04 0.3 "filled" NA NA "bottom" "31441" 1972-03-05 -0.2 "filled" NA NA "surface" "31442" 1972-03-05 0.3 "filled" NA NA "bottom" "31443" 1972-03-06 -0.2 "filled" NA NA "surface" "31444" 1972-03-06 0.3 "filled" NA NA "bottom" "31445" 1972-03-07 -0.2 "filled" NA NA "surface" "31446" 1972-03-07 0.3 "filled" NA NA "bottom" "31447" 1972-03-08 -0.2 "filled" NA NA "surface" "31448" 1972-03-08 0.3 "filled" NA NA "bottom" "31449" 1972-03-09 -0.2 "filled" NA NA "surface" "31450" 1972-03-09 0.3 "filled" NA NA "bottom" "31451" 1972-03-10 -0.2 "filled" NA NA "surface" "31452" 1972-03-10 0.3 "filled" NA NA "bottom" "31453" 1972-03-11 -0.2 "real" 10 FALSE "surface" "31454" 1972-03-11 0.3 "real" 10 FALSE "bottom" "31455" 1972-03-12 -0.181818181818182 "filled" NA NA "surface" "31456" 1972-03-12 0.318181818181818 "filled" NA NA "bottom" "31457" 1972-03-13 -0.163636363636364 "filled" NA NA "surface" "31458" 1972-03-13 0.336363636363636 "filled" NA NA "bottom" "31459" 1972-03-14 -0.145454545454545 "filled" NA NA "surface" "31460" 1972-03-14 0.354545454545455 "filled" NA NA "bottom" "31461" 1972-03-15 -0.127272727272727 "filled" NA NA "surface" "31462" 1972-03-15 0.372727272727273 "filled" NA NA "bottom" "31463" 1972-03-16 -0.109090909090909 "filled" NA NA "surface" "31464" 1972-03-16 0.390909090909091 "filled" NA NA "bottom" "31465" 1972-03-17 -0.0909090909090909 "filled" NA NA "surface" "31466" 1972-03-17 0.409090909090909 "filled" NA NA "bottom" "31467" 1972-03-18 -0.0727272727272727 "filled" NA NA "surface" "31468" 1972-03-18 0.427272727272727 "filled" NA NA "bottom" "31469" 1972-03-19 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"filled" NA NA "surface" "31530" 1972-04-18 0.28 "filled" NA NA "bottom" "31531" 1972-04-19 0.72 "filled" NA NA "surface" "31532" 1972-04-19 0.32 "filled" NA NA "bottom" "31533" 1972-04-20 0.76 "filled" NA NA "surface" "31534" 1972-04-20 0.36 "filled" NA NA "bottom" "31535" 1972-04-21 0.8 "real" 10 FALSE "surface" "31536" 1972-04-21 0.4 "real" 10 FALSE "bottom" "31537" 1972-04-22 0.87 "filled" NA NA "surface" "31538" 1972-04-22 0.41 "filled" NA NA "bottom" "31539" 1972-04-23 0.94 "filled" NA NA "surface" "31540" 1972-04-23 0.42 "filled" NA NA "bottom" "31541" 1972-04-24 1.01 "filled" NA NA "surface" "31542" 1972-04-24 0.43 "filled" NA NA "bottom" "31543" 1972-04-25 1.08 "filled" NA NA "surface" "31544" 1972-04-25 0.44 "filled" NA NA "bottom" "31545" 1972-04-26 1.15 "filled" NA NA "surface" "31546" 1972-04-26 0.45 "filled" NA NA "bottom" "31547" 1972-04-27 1.22 "filled" NA NA "surface" "31548" 1972-04-27 0.46 "filled" NA NA "bottom" "31549" 1972-04-28 1.29 "filled" NA NA "surface" "31550" 1972-04-28 0.47 "filled" NA NA "bottom" "31551" 1972-04-29 1.36 "filled" NA NA "surface" "31552" 1972-04-29 0.48 "filled" NA NA "bottom" "31553" 1972-04-30 1.43 "filled" NA NA "surface" "31554" 1972-04-30 0.49 "filled" NA NA "bottom" "31555" 1972-05-01 1.5 "real" 10 FALSE "surface" "31556" 1972-05-01 0.5 "real" 10 FALSE "bottom" "31557" 1972-05-02 2 "filled" NA NA "surface" "31558" 1972-05-02 0.69 "filled" NA NA "bottom" "31559" 1972-05-03 2.5 "filled" NA NA "surface" "31560" 1972-05-03 0.88 "filled" NA NA "bottom" "31561" 1972-05-04 3 "filled" NA NA "surface" "31562" 1972-05-04 1.07 "filled" NA NA "bottom" "31563" 1972-05-05 3.5 "filled" NA NA "surface" "31564" 1972-05-05 1.26 "filled" NA NA "bottom" "31565" 1972-05-06 4 "filled" NA NA "surface" "31566" 1972-05-06 1.45 "filled" NA NA "bottom" "31567" 1972-05-07 4.5 "filled" NA NA "surface" "31568" 1972-05-07 1.64 "filled" NA NA "bottom" "31569" 1972-05-08 5 "filled" NA NA "surface" "31570" 1972-05-08 1.83 "filled" NA NA "bottom" "31571" 1972-05-09 5.5 "filled" NA NA "surface" "31572" 1972-05-09 2.02 "filled" NA NA "bottom" "31573" 1972-05-10 6 "filled" NA NA "surface" "31574" 1972-05-10 2.21 "filled" NA NA "bottom" "31575" 1972-05-11 6.5 "real" 10 FALSE "surface" "31576" 1972-05-11 2.4 "real" 10 FALSE "bottom" "31577" 1972-05-12 6.62 "filled" NA NA "surface" "31578" 1972-05-12 2.57 "filled" NA NA "bottom" "31579" 1972-05-13 6.74 "filled" NA NA "surface" "31580" 1972-05-13 2.74 "filled" NA NA "bottom" "31581" 1972-05-14 6.86 "filled" NA NA "surface" "31582" 1972-05-14 2.91 "filled" NA NA "bottom" "31583" 1972-05-15 6.98 "filled" NA NA "surface" "31584" 1972-05-15 3.08 "filled" NA NA "bottom" "31585" 1972-05-16 7.1 "filled" NA NA "surface" "31586" 1972-05-16 3.25 "filled" NA NA "bottom" "31587" 1972-05-17 7.22 "filled" NA NA "surface" "31588" 1972-05-17 3.42 "filled" NA NA "bottom" "31589" 1972-05-18 7.34 "filled" NA NA "surface" "31590" 1972-05-18 3.59 "filled" NA NA "bottom" "31591" 1972-05-19 7.46 "filled" NA NA "surface" "31592" 1972-05-19 3.76 "filled" NA NA "bottom" "31593" 1972-05-20 7.58 "filled" NA NA "surface" "31594" 1972-05-20 3.93 "filled" NA NA "bottom" "31595" 1972-05-21 7.7 "real" 10 FALSE "surface" "31596" 1972-05-21 4.1 "real" 10 FALSE "bottom" "31597" 1972-05-22 7.68181818181818 "filled" NA NA "surface" "31598" 1972-05-22 3.97272727272727 "filled" NA NA "bottom" "31599" 1972-05-23 7.66363636363636 "filled" NA NA "surface" "31600" 1972-05-23 3.84545454545455 "filled" NA NA "bottom" "31601" 1972-05-24 7.64545454545455 "filled" NA NA "surface" "31602" 1972-05-24 3.71818181818182 "filled" NA NA "bottom" "31603" 1972-05-25 7.62727272727273 "filled" NA NA "surface" "31604" 1972-05-25 3.59090909090909 "filled" NA NA "bottom" "31605" 1972-05-26 7.60909090909091 "filled" NA NA "surface" "31606" 1972-05-26 3.46363636363636 "filled" NA NA "bottom" "31607" 1972-05-27 7.59090909090909 "filled" NA NA "surface" "31608" 1972-05-27 3.33636363636364 "filled" NA NA "bottom" "31609" 1972-05-28 7.57272727272727 "filled" NA NA "surface" "31610" 1972-05-28 3.20909090909091 "filled" NA NA "bottom" "31611" 1972-05-29 7.55454545454545 "filled" NA NA "surface" "31612" 1972-05-29 3.08181818181818 "filled" NA NA "bottom" "31613" 1972-05-30 7.53636363636364 "filled" NA NA "surface" "31614" 1972-05-30 2.95454545454545 "filled" NA NA "bottom" "31615" 1972-05-31 7.51818181818182 "filled" NA NA "surface" "31616" 1972-05-31 2.82727272727273 "filled" NA NA "bottom" "31617" 1972-06-01 7.5 "real" 11 FALSE "surface" "31618" 1972-06-01 2.7 "real" 11 FALSE "bottom" "31619" 1972-06-02 7.95454545454546 "filled" NA NA "surface" "31620" 1972-06-02 2.8 "filled" NA NA "bottom" "31621" 1972-06-03 8.40909090909091 "filled" NA NA "surface" "31622" 1972-06-03 2.9 "filled" NA NA "bottom" "31623" 1972-06-04 8.86363636363636 "filled" NA NA "surface" "31624" 1972-06-04 3 "filled" NA NA "bottom" "31625" 1972-06-05 9.31818181818182 "filled" NA NA "surface" "31626" 1972-06-05 3.1 "filled" NA NA "bottom" "31627" 1972-06-06 9.77272727272727 "filled" NA NA "surface" "31628" 1972-06-06 3.2 "filled" NA NA "bottom" "31629" 1972-06-07 10.2272727272727 "filled" NA NA "surface" "31630" 1972-06-07 3.3 "filled" NA NA "bottom" "31631" 1972-06-08 10.6818181818182 "filled" NA NA "surface" "31632" 1972-06-08 3.4 "filled" NA NA "bottom" "31633" 1972-06-09 11.1363636363636 "filled" NA NA "surface" "31634" 1972-06-09 3.5 "filled" NA NA "bottom" "31635" 1972-06-10 11.5909090909091 "filled" NA NA "surface" "31636" 1972-06-10 3.6 "filled" NA NA "bottom" "31637" 1972-06-11 12.0454545454545 "filled" NA NA "surface" "31638" 1972-06-11 3.7 "filled" NA NA "bottom" "31639" 1972-06-12 12.5 "real" 11 FALSE "surface" "31640" 1972-06-12 3.8 "real" 11 FALSE "bottom" "31641" 1972-06-13 12.7777777777778 "filled" NA NA "surface" "31642" 1972-06-13 3.81111111111111 "filled" NA NA "bottom" "31643" 1972-06-14 13.0555555555556 "filled" NA NA "surface" "31644" 1972-06-14 3.82222222222222 "filled" NA NA "bottom" "31645" 1972-06-15 13.3333333333333 "filled" NA NA "surface" "31646" 1972-06-15 3.83333333333333 "filled" NA NA "bottom" "31647" 1972-06-16 13.6111111111111 "filled" NA NA "surface" "31648" 1972-06-16 3.84444444444444 "filled" NA NA "bottom" "31649" 1972-06-17 13.8888888888889 "filled" NA NA "surface" "31650" 1972-06-17 3.85555555555556 "filled" NA NA "bottom" "31651" 1972-06-18 14.1666666666667 "filled" NA NA "surface" "31652" 1972-06-18 3.86666666666667 "filled" NA NA "bottom" "31653" 1972-06-19 14.4444444444444 "filled" NA NA "surface" "31654" 1972-06-19 3.87777777777778 "filled" NA NA "bottom" "31655" 1972-06-20 14.7222222222222 "filled" NA NA "surface" "31656" 1972-06-20 3.88888888888889 "filled" NA NA "bottom" "31657" 1972-06-21 15 "real" 9 FALSE "surface" "31658" 1972-06-21 3.9 "real" 9 FALSE "bottom" "31659" 1972-06-22 15.67 "filled" NA NA "surface" "31660" 1972-06-22 3.93 "filled" NA NA "bottom" "31661" 1972-06-23 16.34 "filled" NA NA "surface" "31662" 1972-06-23 3.96 "filled" NA NA "bottom" "31663" 1972-06-24 17.01 "filled" NA NA "surface" "31664" 1972-06-24 3.99 "filled" NA NA "bottom" "31665" 1972-06-25 17.68 "filled" NA NA "surface" "31666" 1972-06-25 4.02 "filled" NA NA "bottom" "31667" 1972-06-26 18.35 "filled" NA NA "surface" "31668" 1972-06-26 4.05 "filled" NA NA "bottom" "31669" 1972-06-27 19.02 "filled" NA NA "surface" "31670" 1972-06-27 4.08 "filled" NA NA "bottom" "31671" 1972-06-28 19.69 "filled" NA NA "surface" "31672" 1972-06-28 4.11 "filled" NA NA "bottom" "31673" 1972-06-29 20.36 "filled" NA NA "surface" "31674" 1972-06-29 4.14 "filled" NA NA "bottom" "31675" 1972-06-30 21.03 "filled" NA NA "surface" "31676" 1972-06-30 4.17 "filled" NA NA "bottom" "31677" 1972-07-01 21.7 "real" 10 FALSE "surface" "31678" 1972-07-01 4.2 "real" 10 FALSE "bottom" "31679" 1972-07-02 21.49 "filled" NA NA "surface" "31680" 1972-07-02 4.38 "filled" NA NA "bottom" "31681" 1972-07-03 21.28 "filled" NA NA "surface" "31682" 1972-07-03 4.56 "filled" NA NA "bottom" "31683" 1972-07-04 21.07 "filled" NA NA "surface" "31684" 1972-07-04 4.74 "filled" NA NA "bottom" "31685" 1972-07-05 20.86 "filled" NA NA "surface" "31686" 1972-07-05 4.92 "filled" NA NA "bottom" "31687" 1972-07-06 20.65 "filled" NA NA "surface" "31688" 1972-07-06 5.1 "filled" NA NA "bottom" "31689" 1972-07-07 20.44 "filled" NA NA "surface" "31690" 1972-07-07 5.28 "filled" NA NA "bottom" "31691" 1972-07-08 20.23 "filled" NA NA "surface" "31692" 1972-07-08 5.46 "filled" NA NA "bottom" "31693" 1972-07-09 20.02 "filled" NA NA "surface" "31694" 1972-07-09 5.64 "filled" NA NA "bottom" "31695" 1972-07-10 19.81 "filled" NA NA "surface" "31696" 1972-07-10 5.82 "filled" NA NA "bottom" "31697" 1972-07-11 19.6 "real" 10 FALSE "surface" "31698" 1972-07-11 6 "real" 10 FALSE "bottom" "31699" 1972-07-12 19.64 "filled" NA NA "surface" "31700" 1972-07-12 5.6 "filled" NA NA "bottom" "31701" 1972-07-13 19.68 "filled" NA NA "surface" "31702" 1972-07-13 5.2 "filled" NA NA "bottom" "31703" 1972-07-14 19.72 "filled" NA NA "surface" "31704" 1972-07-14 4.8 "filled" NA NA "bottom" "31705" 1972-07-15 19.76 "filled" NA NA "surface" "31706" 1972-07-15 4.4 "filled" NA NA "bottom" "31707" 1972-07-16 19.8 "filled" NA NA "surface" "31708" 1972-07-16 4 "filled" NA NA "bottom" "31709" 1972-07-17 19.84 "filled" NA NA "surface" "31710" 1972-07-17 3.6 "filled" NA NA "bottom" "31711" 1972-07-18 19.88 "filled" NA NA "surface" "31712" 1972-07-18 3.2 "filled" NA NA "bottom" "31713" 1972-07-19 19.92 "filled" NA NA "surface" "31714" 1972-07-19 2.8 "filled" NA NA "bottom" "31715" 1972-07-20 19.96 "filled" NA NA "surface" "31716" 1972-07-20 2.4 "filled" NA NA "bottom" "31717" 1972-07-21 20 "real" 10 FALSE "surface" "31718" 1972-07-21 2 "real" 10 FALSE "bottom" "31719" 1972-07-22 19.8909090909091 "filled" NA NA "surface" "31720" 1972-07-22 2.25454545454545 "filled" NA NA "bottom" "31721" 1972-07-23 19.7818181818182 "filled" NA NA "surface" "31722" 1972-07-23 2.50909090909091 "filled" NA NA "bottom" "31723" 1972-07-24 19.6727272727273 "filled" NA NA "surface" "31724" 1972-07-24 2.76363636363636 "filled" NA NA "bottom" "31725" 1972-07-25 19.5636363636364 "filled" NA NA "surface" "31726" 1972-07-25 3.01818181818182 "filled" NA NA "bottom" "31727" 1972-07-26 19.4545454545455 "filled" NA NA "surface" "31728" 1972-07-26 3.27272727272727 "filled" NA NA "bottom" "31729" 1972-07-27 19.3454545454545 "filled" NA NA "surface" "31730" 1972-07-27 3.52727272727273 "filled" NA NA "bottom" "31731" 1972-07-28 19.2363636363636 "filled" NA NA "surface" "31732" 1972-07-28 3.78181818181818 "filled" NA NA "bottom" "31733" 1972-07-29 19.1272727272727 "filled" NA NA "surface" "31734" 1972-07-29 4.03636363636364 "filled" NA NA "bottom" "31735" 1972-07-30 19.0181818181818 "filled" NA NA "surface" "31736" 1972-07-30 4.29090909090909 "filled" NA NA "bottom" "31737" 1972-07-31 18.9090909090909 "filled" NA NA "surface" "31738" 1972-07-31 4.54545454545454 "filled" NA NA "bottom" "31739" 1972-08-01 18.8 "real" 11 FALSE "surface" "31740" 1972-08-01 4.8 "real" 11 FALSE "bottom" "31741" 1972-08-02 18.85 "filled" NA NA "surface" "31742" 1972-08-02 4.69 "filled" NA NA "bottom" "31743" 1972-08-03 18.9 "filled" NA NA "surface" "31744" 1972-08-03 4.58 "filled" NA NA "bottom" "31745" 1972-08-04 18.95 "filled" NA NA "surface" "31746" 1972-08-04 4.47 "filled" NA NA "bottom" "31747" 1972-08-05 19 "filled" NA NA "surface" "31748" 1972-08-05 4.36 "filled" NA NA "bottom" "31749" 1972-08-06 19.05 "filled" NA NA "surface" "31750" 1972-08-06 4.25 "filled" NA NA "bottom" "31751" 1972-08-07 19.1 "filled" NA NA "surface" "31752" 1972-08-07 4.14 "filled" NA NA "bottom" "31753" 1972-08-08 19.15 "filled" NA NA "surface" "31754" 1972-08-08 4.03 "filled" NA NA "bottom" "31755" 1972-08-09 19.2 "filled" NA NA "surface" "31756" 1972-08-09 3.92 "filled" NA NA "bottom" "31757" 1972-08-10 19.25 "filled" NA NA "surface" "31758" 1972-08-10 3.81 "filled" NA NA "bottom" "31759" 1972-08-11 19.3 "real" 10 FALSE "surface" "31760" 1972-08-11 3.7 "real" 10 FALSE "bottom" "31761" 1972-08-12 19.17 "filled" NA NA "surface" "31762" 1972-08-12 3.79 "filled" NA NA "bottom" "31763" 1972-08-13 19.04 "filled" NA NA "surface" "31764" 1972-08-13 3.88 "filled" NA NA "bottom" "31765" 1972-08-14 18.91 "filled" NA NA "surface" "31766" 1972-08-14 3.97 "filled" NA NA "bottom" "31767" 1972-08-15 18.78 "filled" NA NA "surface" "31768" 1972-08-15 4.06 "filled" NA NA "bottom" "31769" 1972-08-16 18.65 "filled" NA NA "surface" "31770" 1972-08-16 4.15 "filled" NA NA "bottom" "31771" 1972-08-17 18.52 "filled" NA NA "surface" "31772" 1972-08-17 4.24 "filled" NA NA "bottom" "31773" 1972-08-18 18.39 "filled" NA NA "surface" "31774" 1972-08-18 4.33 "filled" NA NA "bottom" "31775" 1972-08-19 18.26 "filled" NA NA "surface" "31776" 1972-08-19 4.42 "filled" NA NA "bottom" "31777" 1972-08-20 18.13 "filled" NA NA "surface" "31778" 1972-08-20 4.51 "filled" NA NA "bottom" "31779" 1972-08-21 18 "real" 10 FALSE "surface" "31780" 1972-08-21 4.6 "real" 10 FALSE "bottom" "31781" 1972-08-22 17.8090909090909 "filled" NA NA "surface" "31782" 1972-08-22 5.6 "filled" NA NA "bottom" "31783" 1972-08-23 17.6181818181818 "filled" NA NA "surface" "31784" 1972-08-23 6.6 "filled" NA NA "bottom" "31785" 1972-08-24 17.4272727272727 "filled" NA NA "surface" "31786" 1972-08-24 7.6 "filled" NA NA "bottom" "31787" 1972-08-25 17.2363636363636 "filled" NA NA "surface" "31788" 1972-08-25 8.6 "filled" NA NA "bottom" "31789" 1972-08-26 17.0454545454545 "filled" NA NA "surface" "31790" 1972-08-26 9.6 "filled" NA NA "bottom" "31791" 1972-08-27 16.8545454545455 "filled" NA NA "surface" "31792" 1972-08-27 10.6 "filled" NA NA "bottom" "31793" 1972-08-28 16.6636363636364 "filled" NA NA "surface" "31794" 1972-08-28 11.6 "filled" NA NA "bottom" "31795" 1972-08-29 16.4727272727273 "filled" NA NA "surface" "31796" 1972-08-29 12.6 "filled" NA NA "bottom" "31797" 1972-08-30 16.2818181818182 "filled" NA NA "surface" "31798" 1972-08-30 13.6 "filled" NA NA "bottom" "31799" 1972-08-31 16.0909090909091 "filled" NA NA "surface" "31800" 1972-08-31 14.6 "filled" NA NA "bottom" "31801" 1972-09-01 15.9 "real" 11 FALSE "surface" "31802" 1972-09-01 15.6 "real" 11 FALSE "bottom" "31803" 1972-09-02 15.7 "filled" NA NA "surface" "31804" 1972-09-02 14.64 "filled" NA NA "bottom" "31805" 1972-09-03 15.5 "filled" NA NA "surface" "31806" 1972-09-03 13.68 "filled" NA NA "bottom" "31807" 1972-09-04 15.3 "filled" NA NA "surface" "31808" 1972-09-04 12.72 "filled" NA NA "bottom" "31809" 1972-09-05 15.1 "filled" NA NA "surface" "31810" 1972-09-05 11.76 "filled" NA NA "bottom" "31811" 1972-09-06 14.9 "filled" NA NA "surface" "31812" 1972-09-06 10.8 "filled" NA NA "bottom" "31813" 1972-09-07 14.7 "filled" NA NA "surface" "31814" 1972-09-07 9.84 "filled" NA NA "bottom" "31815" 1972-09-08 14.5 "filled" NA NA "surface" "31816" 1972-09-08 8.88 "filled" NA NA "bottom" "31817" 1972-09-09 14.3 "filled" NA NA "surface" "31818" 1972-09-09 7.92 "filled" NA NA "bottom" "31819" 1972-09-10 14.1 "filled" NA NA "surface" "31820" 1972-09-10 6.96 "filled" NA NA "bottom" "31821" 1972-09-11 13.9 "real" 10 FALSE "surface" "31822" 1972-09-11 6 "real" 10 FALSE "bottom" "31823" 1972-09-12 13.84 "filled" NA NA "surface" "31824" 1972-09-12 6 "filled" NA NA "bottom" "31825" 1972-09-13 13.78 "filled" NA NA "surface" "31826" 1972-09-13 6 "filled" NA NA "bottom" "31827" 1972-09-14 13.72 "filled" NA NA "surface" "31828" 1972-09-14 6 "filled" NA NA "bottom" "31829" 1972-09-15 13.66 "filled" NA NA "surface" "31830" 1972-09-15 6 "filled" NA NA "bottom" "31831" 1972-09-16 13.6 "filled" NA NA "surface" "31832" 1972-09-16 6 "filled" NA NA "bottom" "31833" 1972-09-17 13.54 "filled" NA NA "surface" "31834" 1972-09-17 6 "filled" NA NA "bottom" "31835" 1972-09-18 13.48 "filled" NA NA "surface" "31836" 1972-09-18 6 "filled" NA NA "bottom" "31837" 1972-09-19 13.42 "filled" NA NA "surface" "31838" 1972-09-19 6 "filled" NA NA "bottom" "31839" 1972-09-20 13.36 "filled" NA NA "surface" "31840" 1972-09-20 6 "filled" NA NA "bottom" "31841" 1972-09-21 13.3 "real" 10 FALSE "surface" "31842" 1972-09-21 6 "real" 10 FALSE "bottom" "31843" 1972-09-22 13.04 "filled" NA NA "surface" "31844" 1972-09-22 6.37 "filled" NA NA "bottom" "31845" 1972-09-23 12.78 "filled" NA NA "surface" "31846" 1972-09-23 6.74 "filled" NA NA "bottom" "31847" 1972-09-24 12.52 "filled" NA NA "surface" "31848" 1972-09-24 7.11 "filled" NA NA "bottom" "31849" 1972-09-25 12.26 "filled" NA NA "surface" "31850" 1972-09-25 7.48 "filled" NA NA "bottom" "31851" 1972-09-26 12 "filled" NA NA "surface" "31852" 1972-09-26 7.85 "filled" NA NA "bottom" "31853" 1972-09-27 11.74 "filled" NA NA "surface" "31854" 1972-09-27 8.22 "filled" NA NA "bottom" "31855" 1972-09-28 11.48 "filled" NA NA "surface" "31856" 1972-09-28 8.59 "filled" NA NA "bottom" "31857" 1972-09-29 11.22 "filled" NA NA "surface" "31858" 1972-09-29 8.96 "filled" NA NA "bottom" "31859" 1972-09-30 10.96 "filled" NA NA "surface" "31860" 1972-09-30 9.33 "filled" NA NA "bottom" "31861" 1972-10-01 10.7 "real" 10 FALSE "surface" "31862" 1972-10-01 9.7 "real" 10 FALSE "bottom" "31863" 1972-10-02 10.27 "filled" NA NA "surface" "31864" 1972-10-02 9.11 "filled" NA NA "bottom" "31865" 1972-10-03 9.84 "filled" NA NA "surface" "31866" 1972-10-03 8.52 "filled" NA NA "bottom" "31867" 1972-10-04 9.41 "filled" NA NA "surface" "31868" 1972-10-04 7.93 "filled" NA NA "bottom" "31869" 1972-10-05 8.98 "filled" NA NA "surface" "31870" 1972-10-05 7.34 "filled" NA NA "bottom" "31871" 1972-10-06 8.55 "filled" NA NA "surface" "31872" 1972-10-06 6.75 "filled" NA NA "bottom" "31873" 1972-10-07 8.12 "filled" NA NA "surface" "31874" 1972-10-07 6.16 "filled" NA NA "bottom" "31875" 1972-10-08 7.69 "filled" NA NA "surface" "31876" 1972-10-08 5.57 "filled" NA NA "bottom" "31877" 1972-10-09 7.26 "filled" NA NA "surface" "31878" 1972-10-09 4.98 "filled" NA NA "bottom" "31879" 1972-10-10 6.83 "filled" NA NA "surface" "31880" 1972-10-10 4.39 "filled" NA NA "bottom" "31881" 1972-10-11 6.4 "real" 10 FALSE "surface" "31882" 1972-10-11 3.8 "real" 10 FALSE "bottom" "31883" 1972-10-12 6.34 "filled" NA NA "surface" "31884" 1972-10-12 4 "filled" NA NA "bottom" "31885" 1972-10-13 6.28 "filled" NA NA "surface" "31886" 1972-10-13 4.2 "filled" NA NA "bottom" "31887" 1972-10-14 6.22 "filled" NA NA "surface" "31888" 1972-10-14 4.4 "filled" NA NA "bottom" "31889" 1972-10-15 6.16 "filled" NA NA "surface" "31890" 1972-10-15 4.6 "filled" NA NA "bottom" "31891" 1972-10-16 6.1 "filled" NA NA "surface" "31892" 1972-10-16 4.8 "filled" NA NA "bottom" "31893" 1972-10-17 6.04 "filled" NA NA "surface" "31894" 1972-10-17 5 "filled" NA NA "bottom" "31895" 1972-10-18 5.98 "filled" NA NA "surface" "31896" 1972-10-18 5.2 "filled" NA NA "bottom" "31897" 1972-10-19 5.92 "filled" NA NA "surface" "31898" 1972-10-19 5.4 "filled" NA NA "bottom" "31899" 1972-10-20 5.86 "filled" NA NA "surface" "31900" 1972-10-20 5.6 "filled" NA NA "bottom" "31901" 1972-10-21 5.8 "real" 10 FALSE "surface" "31902" 1972-10-21 5.8 "real" 10 FALSE "bottom" "31903" 1972-10-22 5.72727272727273 "filled" NA NA "surface" "31904" 1972-10-22 5.72727272727273 "filled" NA NA "bottom" "31905" 1972-10-23 5.65454545454545 "filled" NA NA "surface" "31906" 1972-10-23 5.65454545454545 "filled" NA NA "bottom" "31907" 1972-10-24 5.58181818181818 "filled" NA NA "surface" "31908" 1972-10-24 5.58181818181818 "filled" NA NA "bottom" "31909" 1972-10-25 5.50909090909091 "filled" NA NA "surface" "31910" 1972-10-25 5.50909090909091 "filled" NA NA "bottom" "31911" 1972-10-26 5.43636363636364 "filled" NA NA "surface" "31912" 1972-10-26 5.43636363636364 "filled" NA NA "bottom" "31913" 1972-10-27 5.36363636363636 "filled" NA NA "surface" "31914" 1972-10-27 5.36363636363636 "filled" NA NA "bottom" "31915" 1972-10-28 5.29090909090909 "filled" NA NA "surface" "31916" 1972-10-28 5.29090909090909 "filled" NA NA "bottom" "31917" 1972-10-29 5.21818181818182 "filled" NA NA "surface" "31918" 1972-10-29 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1974-12-29 4.25454545454545 "filled" NA NA "surface" "33500" 1974-12-29 4.69090909090909 "filled" NA NA "bottom" "33501" 1974-12-30 4.23636363636364 "filled" NA NA "surface" "33502" 1974-12-30 4.72727272727273 "filled" NA NA "bottom" "33503" 1974-12-31 4.21818181818182 "filled" NA NA "surface" "33504" 1974-12-31 4.76363636363636 "filled" NA NA "bottom" "33505" 1975-01-01 4.2 "real" 11 FALSE "surface" "33506" 1975-01-01 4.8 "real" 11 FALSE "bottom" "33507" 1975-01-02 4.04 "filled" NA NA "surface" "33508" 1975-01-02 4.62 "filled" NA NA "bottom" "33509" 1975-01-03 3.88 "filled" NA NA "surface" "33510" 1975-01-03 4.44 "filled" NA NA "bottom" "33511" 1975-01-04 3.72 "filled" NA NA "surface" "33512" 1975-01-04 4.26 "filled" NA NA "bottom" "33513" 1975-01-05 3.56 "filled" NA NA "surface" "33514" 1975-01-05 4.08 "filled" NA NA "bottom" "33515" 1975-01-06 3.4 "filled" NA NA "surface" "33516" 1975-01-06 3.9 "filled" NA NA "bottom" "33517" 1975-01-07 3.24 "filled" NA NA "surface" "33518" 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1.32 "filled" NA NA "surface" "33596" 1975-02-15 2.36 "filled" NA NA "bottom" "33597" 1975-02-16 1.2 "filled" NA NA "surface" "33598" 1975-02-16 2.3 "filled" NA NA "bottom" "33599" 1975-02-17 1.08 "filled" NA NA "surface" "33600" 1975-02-17 2.24 "filled" NA NA "bottom" "33601" 1975-02-18 0.96 "filled" NA NA "surface" "33602" 1975-02-18 2.18 "filled" NA NA "bottom" "33603" 1975-02-19 0.84 "filled" NA NA "surface" "33604" 1975-02-19 2.12 "filled" NA NA "bottom" "33605" 1975-02-20 0.72 "filled" NA NA "surface" "33606" 1975-02-20 2.06 "filled" NA NA "bottom" "33607" 1975-02-21 0.6 "real" 10 FALSE "surface" "33608" 1975-02-21 2 "real" 10 FALSE "bottom" "33609" 1975-02-22 0.6 "filled" NA NA "surface" "33610" 1975-02-22 1.9 "filled" NA NA "bottom" "33611" 1975-02-23 0.6 "filled" NA NA "surface" "33612" 1975-02-23 1.8 "filled" NA NA "bottom" "33613" 1975-02-24 0.6 "filled" NA NA "surface" "33614" 1975-02-24 1.7 "filled" NA NA "bottom" "33615" 1975-02-25 0.6 "filled" NA NA "surface" "33616" 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"33637" 1975-03-08 1.02 "filled" NA NA "surface" "33638" 1975-03-08 1.06 "filled" NA NA "bottom" "33639" 1975-03-09 1.08 "filled" NA NA "surface" "33640" 1975-03-09 1.04 "filled" NA NA "bottom" "33641" 1975-03-10 1.14 "filled" NA NA "surface" "33642" 1975-03-10 1.02 "filled" NA NA "bottom" "33643" 1975-03-11 1.2 "real" 10 FALSE "surface" "33644" 1975-03-11 1 "real" 10 FALSE "bottom" "33645" 1975-03-12 1.18 "filled" NA NA "surface" "33646" 1975-03-12 0.99 "filled" NA NA "bottom" "33647" 1975-03-13 1.16 "filled" NA NA "surface" "33648" 1975-03-13 0.98 "filled" NA NA "bottom" "33649" 1975-03-14 1.14 "filled" NA NA "surface" "33650" 1975-03-14 0.97 "filled" NA NA "bottom" "33651" 1975-03-15 1.12 "filled" NA NA "surface" "33652" 1975-03-15 0.96 "filled" NA NA "bottom" "33653" 1975-03-16 1.1 "filled" NA NA "surface" "33654" 1975-03-16 0.95 "filled" NA NA "bottom" "33655" 1975-03-17 1.08 "filled" NA NA "surface" "33656" 1975-03-17 0.94 "filled" NA NA "bottom" "33657" 1975-03-18 1.06 "filled" NA NA "surface" "33658" 1975-03-18 0.93 "filled" NA NA "bottom" "33659" 1975-03-19 1.04 "filled" NA NA "surface" "33660" 1975-03-19 0.92 "filled" NA NA "bottom" "33661" 1975-03-20 1.02 "filled" NA NA "surface" "33662" 1975-03-20 0.91 "filled" NA NA "bottom" "33663" 1975-03-21 1 "real" 10 FALSE "surface" "33664" 1975-03-21 0.9 "real" 10 FALSE "bottom" "33665" 1975-03-22 1.03636363636364 "filled" NA NA "surface" "33666" 1975-03-22 0.927272727272727 "filled" NA NA "bottom" "33667" 1975-03-23 1.07272727272727 "filled" NA NA "surface" "33668" 1975-03-23 0.954545454545455 "filled" NA NA "bottom" "33669" 1975-03-24 1.10909090909091 "filled" NA NA "surface" "33670" 1975-03-24 0.981818181818182 "filled" NA NA "bottom" "33671" 1975-03-25 1.14545454545455 "filled" NA NA "surface" "33672" 1975-03-25 1.00909090909091 "filled" NA NA "bottom" "33673" 1975-03-26 1.18181818181818 "filled" NA NA "surface" "33674" 1975-03-26 1.03636363636364 "filled" NA NA "bottom" "33675" 1975-03-27 1.21818181818182 "filled" NA NA "surface" "33676" 1975-03-27 1.06363636363636 "filled" NA NA "bottom" "33677" 1975-03-28 1.25454545454545 "filled" NA NA "surface" "33678" 1975-03-28 1.09090909090909 "filled" NA NA "bottom" "33679" 1975-03-29 1.29090909090909 "filled" NA NA "surface" "33680" 1975-03-29 1.11818181818182 "filled" NA NA "bottom" "33681" 1975-03-30 1.32727272727273 "filled" NA NA "surface" "33682" 1975-03-30 1.14545454545455 "filled" NA NA "bottom" "33683" 1975-03-31 1.36363636363636 "filled" NA NA "surface" "33684" 1975-03-31 1.17272727272727 "filled" NA NA "bottom" "33685" 1975-04-01 1.4 "real" 11 FALSE "surface" "33686" 1975-04-01 1.2 "real" 11 FALSE "bottom" "33687" 1975-04-02 1.47 "filled" NA NA "surface" "33688" 1975-04-02 1.25 "filled" NA NA "bottom" "33689" 1975-04-03 1.54 "filled" NA NA "surface" "33690" 1975-04-03 1.3 "filled" NA NA "bottom" "33691" 1975-04-04 1.61 "filled" NA NA "surface" "33692" 1975-04-04 1.35 "filled" NA NA "bottom" "33693" 1975-04-05 1.68 "filled" NA NA "surface" "33694" 1975-04-05 1.4 "filled" NA NA "bottom" "33695" 1975-04-06 1.75 "filled" NA NA "surface" "33696" 1975-04-06 1.45 "filled" NA NA "bottom" "33697" 1975-04-07 1.82 "filled" NA NA "surface" "33698" 1975-04-07 1.5 "filled" NA NA "bottom" "33699" 1975-04-08 1.89 "filled" NA NA "surface" "33700" 1975-04-08 1.55 "filled" NA NA "bottom" "33701" 1975-04-09 1.96 "filled" NA NA "surface" "33702" 1975-04-09 1.6 "filled" NA NA "bottom" "33703" 1975-04-10 2.03 "filled" NA NA "surface" "33704" 1975-04-10 1.65 "filled" NA NA "bottom" "33705" 1975-04-11 2.1 "real" 10 FALSE "surface" "33706" 1975-04-11 1.7 "real" 10 FALSE "bottom" "33707" 1975-04-12 2.32 "filled" NA NA "surface" "33708" 1975-04-12 1.77 "filled" NA NA "bottom" "33709" 1975-04-13 2.54 "filled" NA NA "surface" "33710" 1975-04-13 1.84 "filled" NA NA "bottom" "33711" 1975-04-14 2.76 "filled" NA NA "surface" "33712" 1975-04-14 1.91 "filled" NA NA "bottom" "33713" 1975-04-15 2.98 "filled" NA NA "surface" "33714" 1975-04-15 1.98 "filled" NA NA "bottom" "33715" 1975-04-16 3.2 "filled" NA NA "surface" "33716" 1975-04-16 2.05 "filled" NA NA "bottom" "33717" 1975-04-17 3.42 "filled" NA NA "surface" "33718" 1975-04-17 2.12 "filled" NA NA "bottom" "33719" 1975-04-18 3.64 "filled" NA NA "surface" "33720" 1975-04-18 2.19 "filled" NA NA "bottom" "33721" 1975-04-19 3.86 "filled" NA NA "surface" "33722" 1975-04-19 2.26 "filled" NA NA "bottom" "33723" 1975-04-20 4.08 "filled" NA NA "surface" "33724" 1975-04-20 2.33 "filled" NA NA "bottom" "33725" 1975-04-21 4.3 "real" 10 FALSE "surface" "33726" 1975-04-21 2.4 "real" 10 FALSE "bottom" "33727" 1975-04-22 4.28 "filled" NA NA "surface" "33728" 1975-04-22 2.45 "filled" NA NA "bottom" "33729" 1975-04-23 4.26 "filled" NA NA "surface" "33730" 1975-04-23 2.5 "filled" NA NA "bottom" "33731" 1975-04-24 4.24 "filled" NA NA "surface" "33732" 1975-04-24 2.55 "filled" NA NA "bottom" "33733" 1975-04-25 4.22 "filled" NA NA "surface" "33734" 1975-04-25 2.6 "filled" NA NA "bottom" "33735" 1975-04-26 4.2 "filled" NA NA "surface" "33736" 1975-04-26 2.65 "filled" NA NA "bottom" "33737" 1975-04-27 4.18 "filled" NA NA "surface" "33738" 1975-04-27 2.7 "filled" NA NA "bottom" "33739" 1975-04-28 4.16 "filled" NA NA "surface" "33740" 1975-04-28 2.75 "filled" NA NA "bottom" "33741" 1975-04-29 4.14 "filled" NA NA "surface" "33742" 1975-04-29 2.8 "filled" NA NA "bottom" "33743" 1975-04-30 4.12 "filled" NA NA "surface" "33744" 1975-04-30 2.85 "filled" NA NA "bottom" "33745" 1975-05-01 4.1 "real" 10 FALSE "surface" "33746" 1975-05-01 2.9 "real" 10 FALSE "bottom" "33747" 1975-05-02 4.9 "filled" NA NA "surface" "33748" 1975-05-02 2.98 "filled" NA NA "bottom" "33749" 1975-05-03 5.7 "filled" NA NA "surface" "33750" 1975-05-03 3.06 "filled" NA NA "bottom" "33751" 1975-05-04 6.5 "filled" NA NA "surface" "33752" 1975-05-04 3.14 "filled" NA NA "bottom" "33753" 1975-05-05 7.3 "filled" NA NA "surface" "33754" 1975-05-05 3.22 "filled" NA NA "bottom" "33755" 1975-05-06 8.1 "filled" NA NA "surface" "33756" 1975-05-06 3.3 "filled" NA NA "bottom" "33757" 1975-05-07 8.9 "filled" NA NA "surface" "33758" 1975-05-07 3.38 "filled" NA NA "bottom" "33759" 1975-05-08 9.7 "filled" NA NA "surface" "33760" 1975-05-08 3.46 "filled" NA NA "bottom" "33761" 1975-05-09 10.5 "filled" NA NA "surface" "33762" 1975-05-09 3.54 "filled" NA NA "bottom" "33763" 1975-05-10 11.3 "filled" NA NA "surface" "33764" 1975-05-10 3.62 "filled" NA NA "bottom" "33765" 1975-05-11 12.1 "real" 10 FALSE "surface" "33766" 1975-05-11 3.7 "real" 10 FALSE "bottom" "33767" 1975-05-12 12.01 "filled" NA NA "surface" "33768" 1975-05-12 4.02 "filled" NA NA "bottom" "33769" 1975-05-13 11.92 "filled" NA NA "surface" "33770" 1975-05-13 4.34 "filled" NA NA "bottom" "33771" 1975-05-14 11.83 "filled" NA NA "surface" "33772" 1975-05-14 4.66 "filled" NA NA "bottom" "33773" 1975-05-15 11.74 "filled" NA NA "surface" "33774" 1975-05-15 4.98 "filled" NA NA "bottom" "33775" 1975-05-16 11.65 "filled" NA NA "surface" "33776" 1975-05-16 5.3 "filled" NA NA "bottom" "33777" 1975-05-17 11.56 "filled" NA NA "surface" "33778" 1975-05-17 5.62 "filled" NA NA "bottom" "33779" 1975-05-18 11.47 "filled" NA NA "surface" "33780" 1975-05-18 5.94 "filled" NA NA "bottom" "33781" 1975-05-19 11.38 "filled" NA NA "surface" "33782" 1975-05-19 6.26 "filled" NA NA "bottom" "33783" 1975-05-20 11.29 "filled" NA NA "surface" "33784" 1975-05-20 6.58 "filled" NA NA "bottom" "33785" 1975-05-21 11.2 "real" 10 FALSE "surface" "33786" 1975-05-21 6.9 "real" 10 FALSE "bottom" "33787" 1975-05-22 10.9636363636364 "filled" NA NA "surface" "33788" 1975-05-22 6.59090909090909 "filled" NA NA "bottom" "33789" 1975-05-23 10.7272727272727 "filled" NA NA "surface" "33790" 1975-05-23 6.28181818181818 "filled" NA NA "bottom" "33791" 1975-05-24 10.4909090909091 "filled" NA NA "surface" "33792" 1975-05-24 5.97272727272727 "filled" NA NA "bottom" "33793" 1975-05-25 10.2545454545455 "filled" NA NA "surface" "33794" 1975-05-25 5.66363636363636 "filled" NA NA "bottom" "33795" 1975-05-26 10.0181818181818 "filled" NA NA "surface" "33796" 1975-05-26 5.35454545454545 "filled" NA NA "bottom" "33797" 1975-05-27 9.78181818181818 "filled" NA NA "surface" "33798" 1975-05-27 5.04545454545455 "filled" NA NA "bottom" "33799" 1975-05-28 9.54545454545454 "filled" NA NA "surface" "33800" 1975-05-28 4.73636363636364 "filled" NA NA "bottom" "33801" 1975-05-29 9.30909090909091 "filled" NA NA "surface" "33802" 1975-05-29 4.42727272727273 "filled" NA NA "bottom" "33803" 1975-05-30 9.07272727272727 "filled" NA NA "surface" "33804" 1975-05-30 4.11818181818182 "filled" NA NA "bottom" "33805" 1975-05-31 8.83636363636364 "filled" NA NA "surface" "33806" 1975-05-31 3.80909090909091 "filled" NA NA "bottom" "33807" 1975-06-01 8.6 "real" 11 FALSE "surface" "33808" 1975-06-01 3.5 "real" 11 FALSE "bottom" "33809" 1975-06-02 9.12 "filled" NA NA "surface" "33810" 1975-06-02 3.6 "filled" NA NA "bottom" "33811" 1975-06-03 9.64 "filled" NA NA "surface" "33812" 1975-06-03 3.7 "filled" NA NA "bottom" "33813" 1975-06-04 10.16 "filled" NA NA "surface" "33814" 1975-06-04 3.8 "filled" NA NA "bottom" "33815" 1975-06-05 10.68 "filled" NA NA "surface" "33816" 1975-06-05 3.9 "filled" NA NA "bottom" "33817" 1975-06-06 11.2 "filled" NA NA "surface" "33818" 1975-06-06 4 "filled" NA NA "bottom" "33819" 1975-06-07 11.72 "filled" NA NA "surface" "33820" 1975-06-07 4.1 "filled" NA NA "bottom" "33821" 1975-06-08 12.24 "filled" NA NA "surface" "33822" 1975-06-08 4.2 "filled" NA NA "bottom" "33823" 1975-06-09 12.76 "filled" NA NA "surface" "33824" 1975-06-09 4.3 "filled" NA NA "bottom" "33825" 1975-06-10 13.28 "filled" NA NA "surface" "33826" 1975-06-10 4.4 "filled" NA NA "bottom" "33827" 1975-06-11 13.8 "real" 10 FALSE "surface" "33828" 1975-06-11 4.5 "real" 10 FALSE "bottom" "33829" 1975-06-12 13.94 "filled" NA NA "surface" "33830" 1975-06-12 4.49 "filled" NA NA "bottom" "33831" 1975-06-13 14.08 "filled" NA NA "surface" "33832" 1975-06-13 4.48 "filled" NA NA "bottom" 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"filled" NA NA "bottom" "33895" 1975-07-15 16.1 "filled" NA NA "surface" "33896" 1975-07-15 5.88 "filled" NA NA "bottom" "33897" 1975-07-16 16.1 "filled" NA NA "surface" "33898" 1975-07-16 5.9 "filled" NA NA "bottom" "33899" 1975-07-17 16.1 "filled" NA NA "surface" "33900" 1975-07-17 5.92 "filled" NA NA "bottom" "33901" 1975-07-18 16.1 "filled" NA NA "surface" "33902" 1975-07-18 5.94 "filled" NA NA "bottom" "33903" 1975-07-19 16.1 "filled" NA NA "surface" "33904" 1975-07-19 5.96 "filled" NA NA "bottom" "33905" 1975-07-20 16.1 "filled" NA NA "surface" "33906" 1975-07-20 5.98 "filled" NA NA "bottom" "33907" 1975-07-21 16.1 "real" 10 FALSE "surface" "33908" 1975-07-21 6 "real" 10 FALSE "bottom" "33909" 1975-07-22 16.4727272727273 "filled" NA NA "surface" "33910" 1975-07-22 6.23636363636364 "filled" NA NA "bottom" "33911" 1975-07-23 16.8454545454545 "filled" NA NA "surface" "33912" 1975-07-23 6.47272727272727 "filled" NA NA "bottom" "33913" 1975-07-24 17.2181818181818 "filled" NA NA "surface" "33914" 1975-07-24 6.70909090909091 "filled" NA NA "bottom" "33915" 1975-07-25 17.5909090909091 "filled" NA NA "surface" "33916" 1975-07-25 6.94545454545455 "filled" NA NA "bottom" "33917" 1975-07-26 17.9636363636364 "filled" NA NA "surface" "33918" 1975-07-26 7.18181818181818 "filled" NA NA "bottom" "33919" 1975-07-27 18.3363636363636 "filled" NA NA "surface" "33920" 1975-07-27 7.41818181818182 "filled" NA NA "bottom" "33921" 1975-07-28 18.7090909090909 "filled" NA NA "surface" "33922" 1975-07-28 7.65454545454545 "filled" NA NA "bottom" "33923" 1975-07-29 19.0818181818182 "filled" NA NA "surface" "33924" 1975-07-29 7.89090909090909 "filled" NA NA "bottom" "33925" 1975-07-30 19.4545454545455 "filled" NA NA "surface" "33926" 1975-07-30 8.12727272727273 "filled" NA NA "bottom" "33927" 1975-07-31 19.8272727272727 "filled" NA NA "surface" "33928" 1975-07-31 8.36363636363636 "filled" NA NA "bottom" "33929" 1975-08-01 20.2 "real" 11 FALSE "surface" "33930" 1975-08-01 8.6 "real" 11 FALSE "bottom" "33931" 1975-08-02 20.3 "filled" NA NA "surface" "33932" 1975-08-02 8.72 "filled" NA NA "bottom" "33933" 1975-08-03 20.4 "filled" NA NA "surface" "33934" 1975-08-03 8.84 "filled" NA NA "bottom" "33935" 1975-08-04 20.5 "filled" NA NA "surface" "33936" 1975-08-04 8.96 "filled" NA NA "bottom" "33937" 1975-08-05 20.6 "filled" NA NA "surface" "33938" 1975-08-05 9.08 "filled" NA NA "bottom" "33939" 1975-08-06 20.7 "filled" NA NA "surface" "33940" 1975-08-06 9.2 "filled" NA NA "bottom" "33941" 1975-08-07 20.8 "filled" NA NA "surface" "33942" 1975-08-07 9.32 "filled" NA NA "bottom" "33943" 1975-08-08 20.9 "filled" NA NA "surface" "33944" 1975-08-08 9.44 "filled" NA NA "bottom" "33945" 1975-08-09 21 "filled" NA NA "surface" "33946" 1975-08-09 9.56 "filled" NA NA "bottom" "33947" 1975-08-10 21.1 "filled" NA NA "surface" "33948" 1975-08-10 9.68 "filled" NA NA "bottom" "33949" 1975-08-11 21.2 "real" 10 FALSE "surface" "33950" 1975-08-11 9.8 "real" 10 FALSE "bottom" "33951" 1975-08-12 20.91 "filled" NA NA "surface" "33952" 1975-08-12 9.81 "filled" NA NA "bottom" "33953" 1975-08-13 20.62 "filled" NA NA "surface" "33954" 1975-08-13 9.82 "filled" NA NA "bottom" "33955" 1975-08-14 20.33 "filled" NA NA "surface" "33956" 1975-08-14 9.83 "filled" NA NA "bottom" "33957" 1975-08-15 20.04 "filled" NA NA "surface" "33958" 1975-08-15 9.84 "filled" NA NA "bottom" "33959" 1975-08-16 19.75 "filled" NA NA "surface" "33960" 1975-08-16 9.85 "filled" NA NA "bottom" "33961" 1975-08-17 19.46 "filled" NA NA "surface" "33962" 1975-08-17 9.86 "filled" NA NA "bottom" "33963" 1975-08-18 19.17 "filled" NA NA "surface" "33964" 1975-08-18 9.87 "filled" NA NA "bottom" "33965" 1975-08-19 18.88 "filled" NA NA "surface" "33966" 1975-08-19 9.88 "filled" NA NA "bottom" "33967" 1975-08-20 18.59 "filled" NA NA "surface" "33968" 1975-08-20 9.89 "filled" NA NA "bottom" "33969" 1975-08-21 18.3 "real" 10 FALSE "surface" "33970" 1975-08-21 9.9 "real" 10 FALSE "bottom" "33971" 1975-08-22 18.1090909090909 "filled" NA NA "surface" "33972" 1975-08-22 9.64545454545455 "filled" NA NA "bottom" "33973" 1975-08-23 17.9181818181818 "filled" NA NA "surface" "33974" 1975-08-23 9.39090909090909 "filled" NA NA "bottom" "33975" 1975-08-24 17.7272727272727 "filled" NA NA "surface" "33976" 1975-08-24 9.13636363636364 "filled" NA NA "bottom" "33977" 1975-08-25 17.5363636363636 "filled" NA NA "surface" "33978" 1975-08-25 8.88181818181818 "filled" NA NA "bottom" "33979" 1975-08-26 17.3454545454545 "filled" NA NA "surface" "33980" 1975-08-26 8.62727272727273 "filled" NA NA "bottom" "33981" 1975-08-27 17.1545454545455 "filled" NA NA "surface" "33982" 1975-08-27 8.37272727272727 "filled" NA NA "bottom" "33983" 1975-08-28 16.9636363636364 "filled" NA NA "surface" "33984" 1975-08-28 8.11818181818182 "filled" NA NA "bottom" "33985" 1975-08-29 16.7727272727273 "filled" NA NA "surface" "33986" 1975-08-29 7.86363636363636 "filled" NA NA "bottom" "33987" 1975-08-30 16.5818181818182 "filled" NA NA 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"filled" NA NA "surface" "34008" 1975-09-09 6.14 "filled" NA NA "bottom" "34009" 1975-09-10 12.78 "filled" NA NA "surface" "34010" 1975-09-10 6.02 "filled" NA NA "bottom" "34011" 1975-09-11 12.4 "real" 10 FALSE "surface" "34012" 1975-09-11 5.9 "real" 10 FALSE "bottom" "34013" 1975-09-12 12.41 "filled" NA NA "surface" "34014" 1975-09-12 6.17 "filled" NA NA "bottom" "34015" 1975-09-13 12.42 "filled" NA NA "surface" "34016" 1975-09-13 6.44 "filled" NA NA "bottom" "34017" 1975-09-14 12.43 "filled" NA NA "surface" "34018" 1975-09-14 6.71 "filled" NA NA "bottom" "34019" 1975-09-15 12.44 "filled" NA NA "surface" "34020" 1975-09-15 6.98 "filled" NA NA "bottom" "34021" 1975-09-16 12.45 "filled" NA NA "surface" "34022" 1975-09-16 7.25 "filled" NA NA "bottom" "34023" 1975-09-17 12.46 "filled" NA NA "surface" "34024" 1975-09-17 7.52 "filled" NA NA "bottom" "34025" 1975-09-18 12.47 "filled" NA NA "surface" "34026" 1975-09-18 7.79 "filled" NA NA "bottom" "34027" 1975-09-19 12.48 "filled" NA NA 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1975-09-29 9.16 "filled" NA NA "bottom" "34049" 1975-09-30 10.16 "filled" NA NA "surface" "34050" 1975-09-30 9.23 "filled" NA NA "bottom" "34051" 1975-10-01 9.9 "real" 10 FALSE "surface" "34052" 1975-10-01 9.3 "real" 10 FALSE "bottom" "34053" 1975-10-02 9.81 "filled" NA NA "surface" "34054" 1975-10-02 9.3 "filled" NA NA "bottom" "34055" 1975-10-03 9.72 "filled" NA NA "surface" "34056" 1975-10-03 9.3 "filled" NA NA "bottom" "34057" 1975-10-04 9.63 "filled" NA NA "surface" "34058" 1975-10-04 9.3 "filled" NA NA "bottom" "34059" 1975-10-05 9.54 "filled" NA NA "surface" "34060" 1975-10-05 9.3 "filled" NA NA "bottom" "34061" 1975-10-06 9.45 "filled" NA NA "surface" "34062" 1975-10-06 9.3 "filled" NA NA "bottom" "34063" 1975-10-07 9.36 "filled" NA NA "surface" "34064" 1975-10-07 9.3 "filled" NA NA "bottom" "34065" 1975-10-08 9.27 "filled" NA NA "surface" "34066" 1975-10-08 9.3 "filled" NA NA "bottom" "34067" 1975-10-09 9.18 "filled" NA NA "surface" "34068" 1975-10-09 9.3 "filled" NA NA "bottom" "34069" 1975-10-10 9.09 "filled" NA NA "surface" "34070" 1975-10-10 9.3 "filled" NA NA "bottom" "34071" 1975-10-11 9 "real" 10 FALSE "surface" "34072" 1975-10-11 9.3 "real" 10 FALSE "bottom" "34073" 1975-10-12 8.9 "filled" NA NA "surface" "34074" 1975-10-12 9.21 "filled" NA NA "bottom" "34075" 1975-10-13 8.8 "filled" NA NA "surface" "34076" 1975-10-13 9.12 "filled" NA NA "bottom" "34077" 1975-10-14 8.7 "filled" NA NA "surface" "34078" 1975-10-14 9.03 "filled" NA NA "bottom" "34079" 1975-10-15 8.6 "filled" NA NA "surface" "34080" 1975-10-15 8.94 "filled" NA NA "bottom" "34081" 1975-10-16 8.5 "filled" NA NA "surface" "34082" 1975-10-16 8.85 "filled" NA NA "bottom" "34083" 1975-10-17 8.4 "filled" NA NA "surface" "34084" 1975-10-17 8.76 "filled" NA NA "bottom" "34085" 1975-10-18 8.3 "filled" NA NA "surface" "34086" 1975-10-18 8.67 "filled" NA NA "bottom" "34087" 1975-10-19 8.2 "filled" NA NA "surface" "34088" 1975-10-19 8.58 "filled" NA NA "bottom" "34089" 1975-10-20 8.1 "filled" NA NA "surface" "34090" 1975-10-20 8.49 "filled" NA NA "bottom" "34091" 1975-10-21 8 "real" 10 FALSE "surface" "34092" 1975-10-21 8.4 "real" 10 FALSE "bottom" "34093" 1975-10-22 7.95454545454545 "filled" NA NA "surface" "34094" 1975-10-22 8.27272727272727 "filled" NA NA "bottom" "34095" 1975-10-23 7.90909090909091 "filled" NA NA "surface" "34096" 1975-10-23 8.14545454545455 "filled" NA NA "bottom" "34097" 1975-10-24 7.86363636363636 "filled" NA NA "surface" "34098" 1975-10-24 8.01818181818182 "filled" NA NA "bottom" "34099" 1975-10-25 7.81818181818182 "filled" NA NA "surface" "34100" 1975-10-25 7.89090909090909 "filled" NA NA "bottom" "34101" 1975-10-26 7.77272727272727 "filled" NA NA "surface" "34102" 1975-10-26 7.76363636363636 "filled" NA NA "bottom" "34103" 1975-10-27 7.72727272727273 "filled" NA NA "surface" "34104" 1975-10-27 7.63636363636364 "filled" NA NA "bottom" "34105" 1975-10-28 7.68181818181818 "filled" NA NA "surface" "34106" 1975-10-28 7.50909090909091 "filled" NA NA "bottom" "34107" 1975-10-29 7.63636363636364 "filled" NA NA "surface" "34108" 1975-10-29 7.38181818181818 "filled" NA NA "bottom" "34109" 1975-10-30 7.59090909090909 "filled" NA NA "surface" "34110" 1975-10-30 7.25454545454545 "filled" NA NA "bottom" "34111" 1975-10-31 7.54545454545455 "filled" NA NA "surface" "34112" 1975-10-31 7.12727272727273 "filled" NA NA "bottom" "34113" 1975-11-01 7.5 "real" 11 FALSE "surface" "34114" 1975-11-01 7 "real" 11 FALSE "bottom" "34115" 1975-11-02 7.42 "filled" NA NA "surface" "34116" 1975-11-02 7.06 "filled" NA NA "bottom" "34117" 1975-11-03 7.34 "filled" NA NA "surface" "34118" 1975-11-03 7.12 "filled" NA NA "bottom" "34119" 1975-11-04 7.26 "filled" NA NA "surface" "34120" 1975-11-04 7.18 "filled" NA NA "bottom" "34121" 1975-11-05 7.18 "filled" NA NA "surface" "34122" 1975-11-05 7.24 "filled" NA NA "bottom" "34123" 1975-11-06 7.1 "filled" NA NA "surface" "34124" 1975-11-06 7.3 "filled" NA NA "bottom" "34125" 1975-11-07 7.02 "filled" NA NA "surface" "34126" 1975-11-07 7.36 "filled" NA NA "bottom" "34127" 1975-11-08 6.94 "filled" NA NA "surface" "34128" 1975-11-08 7.42 "filled" NA NA "bottom" "34129" 1975-11-09 6.86 "filled" NA NA "surface" "34130" 1975-11-09 7.48 "filled" NA NA "bottom" "34131" 1975-11-10 6.78 "filled" NA NA "surface" "34132" 1975-11-10 7.54 "filled" NA NA "bottom" "34133" 1975-11-11 6.7 "real" 10 FALSE "surface" "34134" 1975-11-11 7.6 "real" 10 FALSE "bottom" "34135" 1975-11-12 6.59 "filled" NA NA "surface" "34136" 1975-11-12 7.44 "filled" NA NA "bottom" "34137" 1975-11-13 6.48 "filled" NA NA "surface" "34138" 1975-11-13 7.28 "filled" NA NA "bottom" "34139" 1975-11-14 6.37 "filled" NA NA "surface" "34140" 1975-11-14 7.12 "filled" NA NA "bottom" "34141" 1975-11-15 6.26 "filled" NA NA "surface" "34142" 1975-11-15 6.96 "filled" NA NA "bottom" "34143" 1975-11-16 6.15 "filled" NA NA "surface" "34144" 1975-11-16 6.8 "filled" NA NA "bottom" "34145" 1975-11-17 6.04 "filled" NA NA "surface" "34146" 1975-11-17 6.64 "filled" NA NA "bottom" "34147" 1975-11-18 5.93 "filled" NA NA "surface" "34148" 1975-11-18 6.48 "filled" NA NA "bottom" "34149" 1975-11-19 5.82 "filled" NA NA "surface" "34150" 1975-11-19 6.32 "filled" NA NA "bottom" "34151" 1975-11-20 5.71 "filled" NA NA "surface" "34152" 1975-11-20 6.16 "filled" NA NA "bottom" "34153" 1975-11-21 5.6 "real" 10 FALSE "surface" "34154" 1975-11-21 6 "real" 10 FALSE "bottom" "34155" 1975-11-22 5.46 "filled" NA NA "surface" "34156" 1975-11-22 5.87 "filled" NA NA "bottom" "34157" 1975-11-23 5.32 "filled" NA NA "surface" "34158" 1975-11-23 5.74 "filled" NA NA "bottom" "34159" 1975-11-24 5.18 "filled" NA NA "surface" "34160" 1975-11-24 5.61 "filled" NA NA "bottom" "34161" 1975-11-25 5.04 "filled" NA NA "surface" "34162" 1975-11-25 5.48 "filled" NA NA "bottom" "34163" 1975-11-26 4.9 "filled" NA NA "surface" "34164" 1975-11-26 5.35 "filled" NA NA "bottom" "34165" 1975-11-27 4.76 "filled" NA NA "surface" "34166" 1975-11-27 5.22 "filled" NA NA "bottom" "34167" 1975-11-28 4.62 "filled" NA NA "surface" "34168" 1975-11-28 5.09 "filled" NA NA "bottom" "34169" 1975-11-29 4.48 "filled" NA NA "surface" "34170" 1975-11-29 4.96 "filled" NA NA "bottom" "34171" 1975-11-30 4.34 "filled" NA NA "surface" "34172" 1975-11-30 4.83 "filled" NA NA "bottom" "34173" 1975-12-01 4.2 "real" 10 FALSE "surface" "34174" 1975-12-01 4.7 "real" 10 FALSE "bottom" "34175" 1975-12-02 4.12 "filled" NA NA "surface" "34176" 1975-12-02 4.66 "filled" NA NA "bottom" "34177" 1975-12-03 4.04 "filled" NA NA "surface" "34178" 1975-12-03 4.62 "filled" NA NA "bottom" "34179" 1975-12-04 3.96 "filled" NA NA "surface" "34180" 1975-12-04 4.58 "filled" NA NA "bottom" "34181" 1975-12-05 3.88 "filled" NA NA "surface" "34182" 1975-12-05 4.54 "filled" NA NA "bottom" "34183" 1975-12-06 3.8 "filled" NA NA "surface" "34184" 1975-12-06 4.5 "filled" NA NA "bottom" "34185" 1975-12-07 3.72 "filled" NA NA "surface" "34186" 1975-12-07 4.46 "filled" NA NA "bottom" "34187" 1975-12-08 3.64 "filled" NA NA "surface" "34188" 1975-12-08 4.42 "filled" NA NA "bottom" "34189" 1975-12-09 3.56 "filled" NA NA "surface" "34190" 1975-12-09 4.38 "filled" NA NA "bottom" "34191" 1975-12-10 3.48 "filled" NA NA "surface" "34192" 1975-12-10 4.34 "filled" NA NA "bottom" "34193" 1975-12-11 3.4 "real" 10 FALSE "surface" "34194" 1975-12-11 4.3 "real" 10 FALSE "bottom" "34195" 1975-12-12 3.32 "filled" NA NA "surface" "34196" 1975-12-12 4.15 "filled" NA NA "bottom" "34197" 1975-12-13 3.24 "filled" NA NA "surface" "34198" 1975-12-13 4 "filled" NA NA "bottom" "34199" 1975-12-14 3.16 "filled" NA NA "surface" "34200" 1975-12-14 3.85 "filled" NA NA "bottom" "34201" 1975-12-15 3.08 "filled" NA NA "surface" "34202" 1975-12-15 3.7 "filled" NA NA "bottom" "34203" 1975-12-16 3 "filled" NA NA "surface" "34204" 1975-12-16 3.55 "filled" NA NA "bottom" "34205" 1975-12-17 2.92 "filled" NA NA "surface" "34206" 1975-12-17 3.4 "filled" NA NA "bottom" "34207" 1975-12-18 2.84 "filled" NA NA "surface" "34208" 1975-12-18 3.25 "filled" NA NA "bottom" "34209" 1975-12-19 2.76 "filled" NA NA "surface" "34210" 1975-12-19 3.1 "filled" NA NA "bottom" "34211" 1975-12-20 2.68 "filled" NA NA "surface" "34212" 1975-12-20 2.95 "filled" NA NA "bottom" "34213" 1975-12-21 2.6 "real" 10 FALSE "surface" "34214" 1975-12-21 2.8 "real" 10 FALSE "bottom" "34215" 1975-12-22 2.56363636363636 "filled" NA NA "surface" "34216" 1975-12-22 2.74545454545455 "filled" NA NA "bottom" "34217" 1975-12-23 2.52727272727273 "filled" NA NA "surface" "34218" 1975-12-23 2.69090909090909 "filled" NA NA "bottom" "34219" 1975-12-24 2.49090909090909 "filled" NA NA "surface" "34220" 1975-12-24 2.63636363636364 "filled" NA NA "bottom" "34221" 1975-12-25 2.45454545454545 "filled" NA NA "surface" "34222" 1975-12-25 2.58181818181818 "filled" NA NA "bottom" "34223" 1975-12-26 2.41818181818182 "filled" NA NA "surface" "34224" 1975-12-26 2.52727272727273 "filled" NA NA "bottom" "34225" 1975-12-27 2.38181818181818 "filled" NA NA "surface" "34226" 1975-12-27 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"filled" NA NA "surface" "35368" 1977-07-20 3.92 "filled" NA NA "bottom" "35369" 1977-07-21 13 "real" 10 FALSE "surface" "35370" 1977-07-21 3.4 "real" 10 FALSE "bottom" "35371" 1977-07-22 13.2272727272727 "filled" NA NA "surface" "35372" 1977-07-22 3.54545454545455 "filled" NA NA "bottom" "35373" 1977-07-23 13.4545454545455 "filled" NA NA "surface" "35374" 1977-07-23 3.69090909090909 "filled" NA NA "bottom" "35375" 1977-07-24 13.6818181818182 "filled" NA NA "surface" "35376" 1977-07-24 3.83636363636364 "filled" NA NA "bottom" "35377" 1977-07-25 13.9090909090909 "filled" NA NA "surface" "35378" 1977-07-25 3.98181818181818 "filled" NA NA "bottom" "35379" 1977-07-26 14.1363636363636 "filled" NA NA "surface" "35380" 1977-07-26 4.12727272727273 "filled" NA NA "bottom" "35381" 1977-07-27 14.3636363636364 "filled" NA NA "surface" "35382" 1977-07-27 4.27272727272727 "filled" NA NA "bottom" "35383" 1977-07-28 14.5909090909091 "filled" NA NA "surface" "35384" 1977-07-28 4.41818181818182 "filled" 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1986-05-02 4.72 "filled" NA NA "surface" "41784" 1986-05-02 2.8 "filled" NA NA "bottom" "41785" 1986-05-03 5.14 "filled" NA NA "surface" "41786" 1986-05-03 2.6 "filled" NA NA "bottom" "41787" 1986-05-04 5.56 "filled" NA NA "surface" "41788" 1986-05-04 2.4 "filled" NA NA "bottom" "41789" 1986-05-05 5.98 "filled" NA NA "surface" "41790" 1986-05-05 2.2 "filled" NA NA "bottom" "41791" 1986-05-06 6.4 "filled" NA NA "surface" "41792" 1986-05-06 2 "filled" NA NA "bottom" "41793" 1986-05-07 6.82 "filled" NA NA "surface" "41794" 1986-05-07 1.8 "filled" NA NA "bottom" "41795" 1986-05-08 7.24 "filled" NA NA "surface" "41796" 1986-05-08 1.6 "filled" NA NA "bottom" "41797" 1986-05-09 7.66 "filled" NA NA "surface" "41798" 1986-05-09 1.4 "filled" NA NA "bottom" "41799" 1986-05-10 8.08 "filled" NA NA "surface" "41800" 1986-05-10 1.2 "filled" NA NA "bottom" "41801" 1986-05-11 8.5 "real" 10 FALSE "surface" "41802" 1986-05-11 1 "real" 10 FALSE "bottom" "41803" 1986-05-12 8.56 "filled" NA NA "surface" 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1.12727272727273 "filled" NA NA "bottom" "41825" 1986-05-23 9.06363636363636 "filled" NA NA "surface" "41826" 1986-05-23 1.15454545454545 "filled" NA NA "bottom" "41827" 1986-05-24 9.04545454545454 "filled" NA NA "surface" "41828" 1986-05-24 1.18181818181818 "filled" NA NA "bottom" "41829" 1986-05-25 9.02727272727273 "filled" NA NA "surface" "41830" 1986-05-25 1.20909090909091 "filled" NA NA "bottom" "41831" 1986-05-26 9.00909090909091 "filled" NA NA "surface" "41832" 1986-05-26 1.23636363636364 "filled" NA NA "bottom" "41833" 1986-05-27 8.99090909090909 "filled" NA NA "surface" "41834" 1986-05-27 1.26363636363636 "filled" NA NA "bottom" "41835" 1986-05-28 8.97272727272727 "filled" NA NA "surface" "41836" 1986-05-28 1.29090909090909 "filled" NA NA "bottom" "41837" 1986-05-29 8.95454545454546 "filled" NA NA "surface" "41838" 1986-05-29 1.31818181818182 "filled" NA NA "bottom" "41839" 1986-05-30 8.93636363636364 "filled" NA NA "surface" "41840" 1986-05-30 1.34545454545455 "filled" NA NA 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1986-06-20 11.51 "filled" NA NA "surface" "41882" 1986-06-20 2.91 "filled" NA NA "bottom" "41883" 1986-06-21 11.3 "real" 10 FALSE "surface" "41884" 1986-06-21 2.9 "real" 10 FALSE "bottom" "41885" 1986-06-22 11.67 "filled" NA NA "surface" "41886" 1986-06-22 3.1 "filled" NA NA "bottom" "41887" 1986-06-23 12.04 "filled" NA NA "surface" "41888" 1986-06-23 3.3 "filled" NA NA "bottom" "41889" 1986-06-24 12.41 "filled" NA NA "surface" "41890" 1986-06-24 3.5 "filled" NA NA "bottom" "41891" 1986-06-25 12.78 "filled" NA NA "surface" "41892" 1986-06-25 3.7 "filled" NA NA "bottom" "41893" 1986-06-26 13.15 "filled" NA NA "surface" "41894" 1986-06-26 3.9 "filled" NA NA "bottom" "41895" 1986-06-27 13.52 "filled" NA NA "surface" "41896" 1986-06-27 4.1 "filled" NA NA "bottom" "41897" 1986-06-28 13.89 "filled" NA NA "surface" "41898" 1986-06-28 4.3 "filled" NA NA "bottom" "41899" 1986-06-29 14.26 "filled" NA NA "surface" "41900" 1986-06-29 4.5 "filled" NA NA "bottom" "41901" 1986-06-30 14.63 "filled" NA 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1987-04-01 0.1 "real" 11 FALSE "surface" "42452" 1987-04-01 -0.2 "real" 11 FALSE "bottom" "42453" 1987-04-02 0.14 "filled" NA NA "surface" "42454" 1987-04-02 -0.2 "filled" NA NA "bottom" "42455" 1987-04-03 0.18 "filled" NA NA "surface" "42456" 1987-04-03 -0.2 "filled" NA NA "bottom" "42457" 1987-04-04 0.22 "filled" NA NA "surface" "42458" 1987-04-04 -0.2 "filled" NA NA "bottom" "42459" 1987-04-05 0.26 "filled" NA NA "surface" "42460" 1987-04-05 -0.2 "filled" NA NA "bottom" "42461" 1987-04-06 0.3 "filled" NA NA "surface" "42462" 1987-04-06 -0.2 "filled" NA NA "bottom" "42463" 1987-04-07 0.34 "filled" NA NA "surface" "42464" 1987-04-07 -0.2 "filled" NA NA "bottom" "42465" 1987-04-08 0.38 "filled" NA NA "surface" "42466" 1987-04-08 -0.2 "filled" NA NA "bottom" "42467" 1987-04-09 0.42 "filled" NA NA "surface" "42468" 1987-04-09 -0.2 "filled" NA NA "bottom" "42469" 1987-04-10 0.46 "filled" NA NA "surface" "42470" 1987-04-10 -0.2 "filled" NA NA "bottom" "42471" 1987-04-11 0.5 "real" 10 FALSE 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"42492" 1987-04-21 0.1 "real" 10 FALSE "bottom" "42493" 1987-04-22 1.94 "filled" NA NA "surface" "42494" 1987-04-22 0.12 "filled" NA NA "bottom" "42495" 1987-04-23 1.98 "filled" NA NA "surface" "42496" 1987-04-23 0.14 "filled" NA NA "bottom" "42497" 1987-04-24 2.02 "filled" NA NA "surface" "42498" 1987-04-24 0.16 "filled" NA NA "bottom" "42499" 1987-04-25 2.06 "filled" NA NA "surface" "42500" 1987-04-25 0.18 "filled" NA NA "bottom" "42501" 1987-04-26 2.1 "filled" NA NA "surface" "42502" 1987-04-26 0.2 "filled" NA NA "bottom" "42503" 1987-04-27 2.14 "filled" NA NA "surface" "42504" 1987-04-27 0.22 "filled" NA NA "bottom" "42505" 1987-04-28 2.18 "filled" NA NA "surface" "42506" 1987-04-28 0.24 "filled" NA NA "bottom" "42507" 1987-04-29 2.22 "filled" NA NA "surface" "42508" 1987-04-29 0.26 "filled" NA NA "bottom" "42509" 1987-04-30 2.26 "filled" NA NA "surface" "42510" 1987-04-30 0.28 "filled" NA NA "bottom" "42511" 1987-05-01 2.3 "real" 10 FALSE "surface" "42512" 1987-05-01 0.3 "real" 10 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1987-05-12 4.45 "filled" NA NA "surface" "42534" 1987-05-12 0.76 "filled" NA NA "bottom" "42535" 1987-05-13 4.7 "filled" NA NA "surface" "42536" 1987-05-13 0.82 "filled" NA NA "bottom" "42537" 1987-05-14 4.95 "filled" NA NA "surface" "42538" 1987-05-14 0.88 "filled" NA NA "bottom" "42539" 1987-05-15 5.2 "filled" NA NA "surface" "42540" 1987-05-15 0.94 "filled" NA NA "bottom" "42541" 1987-05-16 5.45 "filled" NA NA "surface" "42542" 1987-05-16 1 "filled" NA NA "bottom" "42543" 1987-05-17 5.7 "filled" NA NA "surface" "42544" 1987-05-17 1.06 "filled" NA NA "bottom" "42545" 1987-05-18 5.95 "filled" NA NA "surface" "42546" 1987-05-18 1.12 "filled" NA NA "bottom" "42547" 1987-05-19 6.2 "filled" NA NA "surface" "42548" 1987-05-19 1.18 "filled" NA NA "bottom" "42549" 1987-05-20 6.45 "filled" NA NA "surface" "42550" 1987-05-20 1.24 "filled" NA NA "bottom" "42551" 1987-05-21 6.7 "real" 10 FALSE "surface" "42552" 1987-05-21 1.3 "real" 10 FALSE "bottom" "42553" 1987-05-22 7 "filled" NA NA "surface" "42554" 1987-05-22 1.77272727272727 "filled" NA NA "bottom" "42555" 1987-05-23 7.3 "filled" NA NA "surface" "42556" 1987-05-23 2.24545454545455 "filled" NA NA "bottom" "42557" 1987-05-24 7.6 "filled" NA NA "surface" "42558" 1987-05-24 2.71818181818182 "filled" NA NA "bottom" "42559" 1987-05-25 7.9 "filled" NA NA "surface" "42560" 1987-05-25 3.19090909090909 "filled" NA NA "bottom" "42561" 1987-05-26 8.2 "filled" NA NA "surface" "42562" 1987-05-26 3.66363636363636 "filled" NA NA "bottom" "42563" 1987-05-27 8.5 "filled" NA NA "surface" "42564" 1987-05-27 4.13636363636364 "filled" NA NA "bottom" "42565" 1987-05-28 8.8 "filled" NA NA "surface" "42566" 1987-05-28 4.60909090909091 "filled" NA NA "bottom" "42567" 1987-05-29 9.1 "filled" NA NA "surface" "42568" 1987-05-29 5.08181818181818 "filled" NA NA "bottom" "42569" 1987-05-30 9.4 "filled" NA NA "surface" "42570" 1987-05-30 5.55454545454545 "filled" NA NA "bottom" "42571" 1987-05-31 9.7 "filled" NA NA "surface" "42572" 1987-05-31 6.02727272727273 "filled" NA NA "bottom" "42573" 1987-06-01 10 "real" 11 FALSE "surface" "42574" 1987-06-01 6.5 "real" 11 FALSE "bottom" "42575" 1987-06-02 9.97 "filled" NA NA "surface" "42576" 1987-06-02 6.05 "filled" NA NA "bottom" "42577" 1987-06-03 9.94 "filled" NA NA "surface" "42578" 1987-06-03 5.6 "filled" NA NA "bottom" "42579" 1987-06-04 9.91 "filled" NA NA "surface" "42580" 1987-06-04 5.15 "filled" NA NA "bottom" "42581" 1987-06-05 9.88 "filled" NA NA "surface" "42582" 1987-06-05 4.7 "filled" NA NA "bottom" "42583" 1987-06-06 9.85 "filled" NA NA "surface" "42584" 1987-06-06 4.25 "filled" NA NA "bottom" "42585" 1987-06-07 9.82 "filled" NA NA "surface" "42586" 1987-06-07 3.8 "filled" NA NA "bottom" "42587" 1987-06-08 9.79 "filled" NA NA "surface" "42588" 1987-06-08 3.35 "filled" NA NA "bottom" "42589" 1987-06-09 9.76 "filled" NA NA "surface" "42590" 1987-06-09 2.9 "filled" NA NA "bottom" "42591" 1987-06-10 9.73 "filled" NA NA "surface" "42592" 1987-06-10 2.45 "filled" NA NA "bottom" "42593" 1987-06-11 9.7 "real" 10 FALSE "surface" "42594" 1987-06-11 2 "real" 10 FALSE "bottom" "42595" 1987-06-12 9.93 "filled" NA NA "surface" "42596" 1987-06-12 2.12 "filled" NA NA "bottom" "42597" 1987-06-13 10.16 "filled" NA NA "surface" "42598" 1987-06-13 2.24 "filled" NA NA "bottom" "42599" 1987-06-14 10.39 "filled" NA NA "surface" "42600" 1987-06-14 2.36 "filled" NA NA "bottom" "42601" 1987-06-15 10.62 "filled" NA NA "surface" "42602" 1987-06-15 2.48 "filled" NA NA "bottom" "42603" 1987-06-16 10.85 "filled" NA NA "surface" "42604" 1987-06-16 2.6 "filled" NA NA "bottom" "42605" 1987-06-17 11.08 "filled" NA NA "surface" "42606" 1987-06-17 2.72 "filled" NA NA "bottom" "42607" 1987-06-18 11.31 "filled" NA NA "surface" "42608" 1987-06-18 2.84 "filled" NA NA "bottom" "42609" 1987-06-19 11.54 "filled" NA NA "surface" "42610" 1987-06-19 2.96 "filled" NA NA "bottom" "42611" 1987-06-20 11.77 "filled" NA NA "surface" "42612" 1987-06-20 3.08 "filled" NA NA "bottom" "42613" 1987-06-21 12 "real" 10 FALSE "surface" "42614" 1987-06-21 3.2 "real" 10 FALSE "bottom" "42615" 1987-06-22 11.99 "filled" NA NA "surface" "42616" 1987-06-22 3.14 "filled" NA NA "bottom" "42617" 1987-06-23 11.98 "filled" NA NA "surface" "42618" 1987-06-23 3.08 "filled" NA NA "bottom" "42619" 1987-06-24 11.97 "filled" NA NA "surface" "42620" 1987-06-24 3.02 "filled" NA NA "bottom" "42621" 1987-06-25 11.96 "filled" NA NA "surface" "42622" 1987-06-25 2.96 "filled" NA NA "bottom" "42623" 1987-06-26 11.95 "filled" NA NA "surface" "42624" 1987-06-26 2.9 "filled" NA NA "bottom" "42625" 1987-06-27 11.94 "filled" NA NA "surface" "42626" 1987-06-27 2.84 "filled" NA NA "bottom" "42627" 1987-06-28 11.93 "filled" NA NA "surface" "42628" 1987-06-28 2.78 "filled" NA NA "bottom" "42629" 1987-06-29 11.92 "filled" NA NA "surface" "42630" 1987-06-29 2.72 "filled" NA NA "bottom" "42631" 1987-06-30 11.91 "filled" NA NA "surface" "42632" 1987-06-30 2.66 "filled" NA NA "bottom" "42633" 1987-07-01 11.9 "real" 10 FALSE "surface" "42634" 1987-07-01 2.6 "real" 10 FALSE "bottom" "42635" 1987-07-02 11.24 "filled" NA NA "surface" "42636" 1987-07-02 2.58 "filled" NA NA "bottom" "42637" 1987-07-03 10.58 "filled" NA NA "surface" "42638" 1987-07-03 2.56 "filled" NA NA "bottom" "42639" 1987-07-04 9.92 "filled" NA NA "surface" "42640" 1987-07-04 2.54 "filled" NA NA "bottom" "42641" 1987-07-05 9.26 "filled" NA NA "surface" "42642" 1987-07-05 2.52 "filled" NA NA "bottom" "42643" 1987-07-06 8.6 "filled" NA NA "surface" "42644" 1987-07-06 2.5 "filled" NA NA "bottom" "42645" 1987-07-07 7.94 "filled" NA NA "surface" "42646" 1987-07-07 2.48 "filled" NA NA "bottom" "42647" 1987-07-08 7.28 "filled" NA NA "surface" "42648" 1987-07-08 2.46 "filled" NA NA "bottom" "42649" 1987-07-09 6.62 "filled" NA NA "surface" "42650" 1987-07-09 2.44 "filled" NA NA "bottom" "42651" 1987-07-10 5.96 "filled" NA NA "surface" "42652" 1987-07-10 2.42 "filled" NA NA "bottom" "42653" 1987-07-11 5.3 "real" 10 FALSE "surface" "42654" 1987-07-11 2.4 "real" 10 FALSE "bottom" "42655" 1987-07-12 6.48 "filled" NA NA "surface" "42656" 1987-07-12 2.5 "filled" NA NA "bottom" "42657" 1987-07-13 7.66 "filled" NA NA "surface" "42658" 1987-07-13 2.6 "filled" NA NA "bottom" "42659" 1987-07-14 8.84 "filled" NA NA "surface" "42660" 1987-07-14 2.7 "filled" NA NA "bottom" "42661" 1987-07-15 10.02 "filled" NA NA "surface" "42662" 1987-07-15 2.8 "filled" NA NA "bottom" "42663" 1987-07-16 11.2 "filled" NA NA "surface" "42664" 1987-07-16 2.9 "filled" NA NA "bottom" "42665" 1987-07-17 12.38 "filled" NA NA "surface" "42666" 1987-07-17 3 "filled" NA NA "bottom" "42667" 1987-07-18 13.56 "filled" NA NA "surface" "42668" 1987-07-18 3.1 "filled" NA NA "bottom" "42669" 1987-07-19 14.74 "filled" NA NA "surface" "42670" 1987-07-19 3.2 "filled" NA NA "bottom" "42671" 1987-07-20 15.92 "filled" NA NA "surface" "42672" 1987-07-20 3.3 "filled" NA NA "bottom" "42673" 1987-07-21 17.1 "real" 10 FALSE "surface" "42674" 1987-07-21 3.4 "real" 10 FALSE "bottom" "42675" 1987-07-22 16.9454545454545 "filled" NA NA "surface" "42676" 1987-07-22 3.52727272727273 "filled" NA NA "bottom" "42677" 1987-07-23 16.7909090909091 "filled" NA NA "surface" "42678" 1987-07-23 3.65454545454545 "filled" NA NA "bottom" "42679" 1987-07-24 16.6363636363636 "filled" NA NA "surface" "42680" 1987-07-24 3.78181818181818 "filled" NA NA "bottom" "42681" 1987-07-25 16.4818181818182 "filled" NA NA "surface" "42682" 1987-07-25 3.90909090909091 "filled" NA NA "bottom" "42683" 1987-07-26 16.3272727272727 "filled" NA NA "surface" "42684" 1987-07-26 4.03636363636364 "filled" NA NA "bottom" "42685" 1987-07-27 16.1727272727273 "filled" NA NA "surface" "42686" 1987-07-27 4.16363636363636 "filled" NA NA "bottom" "42687" 1987-07-28 16.0181818181818 "filled" NA NA "surface" "42688" 1987-07-28 4.29090909090909 "filled" NA NA "bottom" "42689" 1987-07-29 15.8636363636364 "filled" NA NA "surface" "42690" 1987-07-29 4.41818181818182 "filled" NA NA "bottom" "42691" 1987-07-30 15.7090909090909 "filled" NA NA "surface" "42692" 1987-07-30 4.54545454545454 "filled" NA NA "bottom" "42693" 1987-07-31 15.5545454545455 "filled" NA NA "surface" "42694" 1987-07-31 4.67272727272727 "filled" NA NA "bottom" "42695" 1987-08-01 15.4 "real" 11 FALSE "surface" "42696" 1987-08-01 4.8 "real" 11 FALSE "bottom" "42697" 1987-08-02 15.19 "filled" NA NA "surface" "42698" 1987-08-02 5.33 "filled" NA NA "bottom" "42699" 1987-08-03 14.98 "filled" NA NA "surface" "42700" 1987-08-03 5.86 "filled" NA NA "bottom" "42701" 1987-08-04 14.77 "filled" NA NA "surface" "42702" 1987-08-04 6.39 "filled" NA NA "bottom" "42703" 1987-08-05 14.56 "filled" NA NA "surface" "42704" 1987-08-05 6.92 "filled" NA NA "bottom" "42705" 1987-08-06 14.35 "filled" NA NA "surface" "42706" 1987-08-06 7.45 "filled" NA NA "bottom" "42707" 1987-08-07 14.14 "filled" NA NA "surface" "42708" 1987-08-07 7.98 "filled" NA NA "bottom" "42709" 1987-08-08 13.93 "filled" NA NA "surface" "42710" 1987-08-08 8.51 "filled" NA NA "bottom" "42711" 1987-08-09 13.72 "filled" NA NA "surface" "42712" 1987-08-09 9.04 "filled" NA NA "bottom" "42713" 1987-08-10 13.51 "filled" NA NA "surface" "42714" 1987-08-10 9.57 "filled" NA NA "bottom" "42715" 1987-08-11 13.3 "real" 10 FALSE "surface" "42716" 1987-08-11 10.1 "real" 10 FALSE "bottom" "42717" 1987-08-12 13.4 "filled" NA NA "surface" "42718" 1987-08-12 10.33 "filled" NA NA "bottom" "42719" 1987-08-13 13.5 "filled" NA NA "surface" "42720" 1987-08-13 10.56 "filled" NA NA "bottom" "42721" 1987-08-14 13.6 "filled" NA NA "surface" "42722" 1987-08-14 10.79 "filled" NA NA "bottom" "42723" 1987-08-15 13.7 "filled" NA NA "surface" "42724" 1987-08-15 11.02 "filled" NA NA "bottom" "42725" 1987-08-16 13.8 "filled" NA NA "surface" "42726" 1987-08-16 11.25 "filled" NA NA "bottom" "42727" 1987-08-17 13.9 "filled" NA NA "surface" "42728" 1987-08-17 11.48 "filled" NA NA "bottom" "42729" 1987-08-18 14 "filled" NA NA "surface" "42730" 1987-08-18 11.71 "filled" NA NA "bottom" "42731" 1987-08-19 14.1 "filled" NA NA "surface" "42732" 1987-08-19 11.94 "filled" NA NA "bottom" "42733" 1987-08-20 14.2 "filled" NA NA "surface" "42734" 1987-08-20 12.17 "filled" NA NA "bottom" "42735" 1987-08-21 14.3 "real" 10 FALSE "surface" "42736" 1987-08-21 12.4 "real" 10 FALSE "bottom" "42737" 1987-08-22 14.1454545454545 "filled" NA NA "surface" "42738" 1987-08-22 11.6909090909091 "filled" NA NA "bottom" "42739" 1987-08-23 13.9909090909091 "filled" NA NA "surface" "42740" 1987-08-23 10.9818181818182 "filled" NA NA "bottom" "42741" 1987-08-24 13.8363636363636 "filled" NA NA "surface" "42742" 1987-08-24 10.2727272727273 "filled" NA NA "bottom" "42743" 1987-08-25 13.6818181818182 "filled" NA NA "surface" "42744" 1987-08-25 9.56363636363636 "filled" NA NA "bottom" "42745" 1987-08-26 13.5272727272727 "filled" NA NA "surface" "42746" 1987-08-26 8.85454545454546 "filled" NA NA "bottom" "42747" 1987-08-27 13.3727272727273 "filled" NA NA "surface" "42748" 1987-08-27 8.14545454545454 "filled" NA NA "bottom" "42749" 1987-08-28 13.2181818181818 "filled" NA NA "surface" "42750" 1987-08-28 7.43636363636364 "filled" NA NA "bottom" "42751" 1987-08-29 13.0636363636364 "filled" NA NA "surface" "42752" 1987-08-29 6.72727272727273 "filled" NA NA "bottom" "42753" 1987-08-30 12.9090909090909 "filled" NA NA "surface" "42754" 1987-08-30 6.01818181818182 "filled" NA NA "bottom" "42755" 1987-08-31 12.7545454545455 "filled" NA NA "surface" "42756" 1987-08-31 5.30909090909091 "filled" NA NA "bottom" "42757" 1987-09-01 12.6 "real" 11 FALSE "surface" "42758" 1987-09-01 4.6 "real" 11 FALSE "bottom" "42759" 1987-09-02 12.64 "filled" NA NA "surface" "42760" 1987-09-02 4.89 "filled" NA NA "bottom" "42761" 1987-09-03 12.68 "filled" NA NA "surface" "42762" 1987-09-03 5.18 "filled" NA NA "bottom" "42763" 1987-09-04 12.72 "filled" NA NA "surface" "42764" 1987-09-04 5.47 "filled" NA NA "bottom" "42765" 1987-09-05 12.76 "filled" NA NA "surface" "42766" 1987-09-05 5.76 "filled" NA NA "bottom" "42767" 1987-09-06 12.8 "filled" NA NA "surface" "42768" 1987-09-06 6.05 "filled" NA NA "bottom" "42769" 1987-09-07 12.84 "filled" NA NA "surface" "42770" 1987-09-07 6.34 "filled" NA NA "bottom" "42771" 1987-09-08 12.88 "filled" NA NA "surface" "42772" 1987-09-08 6.63 "filled" NA NA "bottom" "42773" 1987-09-09 12.92 "filled" NA NA "surface" "42774" 1987-09-09 6.92 "filled" NA NA "bottom" "42775" 1987-09-10 12.96 "filled" NA NA "surface" "42776" 1987-09-10 7.21 "filled" NA NA "bottom" "42777" 1987-09-11 13 "real" 10 FALSE "surface" "42778" 1987-09-11 7.5 "real" 10 FALSE "bottom" "42779" 1987-09-12 12.74 "filled" NA NA "surface" "42780" 1987-09-12 7.5 "filled" NA NA "bottom" "42781" 1987-09-13 12.48 "filled" NA NA "surface" "42782" 1987-09-13 7.5 "filled" NA NA "bottom" "42783" 1987-09-14 12.22 "filled" NA NA "surface" "42784" 1987-09-14 7.5 "filled" NA NA "bottom" "42785" 1987-09-15 11.96 "filled" NA NA "surface" "42786" 1987-09-15 7.5 "filled" NA NA "bottom" "42787" 1987-09-16 11.7 "filled" NA 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1987-09-26 8.15 "filled" NA NA "bottom" "42809" 1987-09-27 10.1 "filled" NA NA "surface" "42810" 1987-09-27 8.28 "filled" NA NA "bottom" "42811" 1987-09-28 10.05 "filled" NA NA "surface" "42812" 1987-09-28 8.41 "filled" NA NA "bottom" "42813" 1987-09-29 10 "filled" NA NA "surface" "42814" 1987-09-29 8.54 "filled" NA NA "bottom" "42815" 1987-09-30 9.95 "filled" NA NA "surface" "42816" 1987-09-30 8.67 "filled" NA NA "bottom" "42817" 1987-10-01 9.9 "real" 10 FALSE "surface" "42818" 1987-10-01 8.8 "real" 10 FALSE "bottom" "42819" 1987-10-02 9.84 "filled" NA NA "surface" "42820" 1987-10-02 8.84 "filled" NA NA "bottom" "42821" 1987-10-03 9.78 "filled" NA NA "surface" "42822" 1987-10-03 8.88 "filled" NA NA "bottom" "42823" 1987-10-04 9.72 "filled" NA NA "surface" "42824" 1987-10-04 8.92 "filled" NA NA "bottom" "42825" 1987-10-05 9.66 "filled" NA NA "surface" "42826" 1987-10-05 8.96 "filled" NA NA "bottom" "42827" 1987-10-06 9.6 "filled" NA NA "surface" "42828" 1987-10-06 9 "filled" NA NA "bottom" "42829" 1987-10-07 9.54 "filled" NA NA "surface" "42830" 1987-10-07 9.04 "filled" NA NA "bottom" "42831" 1987-10-08 9.48 "filled" NA NA "surface" "42832" 1987-10-08 9.08 "filled" NA NA "bottom" "42833" 1987-10-09 9.42 "filled" NA NA "surface" "42834" 1987-10-09 9.12 "filled" NA NA "bottom" "42835" 1987-10-10 9.36 "filled" NA NA "surface" "42836" 1987-10-10 9.16 "filled" NA NA "bottom" "42837" 1987-10-11 9.3 "real" 10 FALSE "surface" "42838" 1987-10-11 9.2 "real" 10 FALSE "bottom" "42839" 1987-10-12 9.24 "filled" NA NA "surface" "42840" 1987-10-12 9.19 "filled" NA NA "bottom" "42841" 1987-10-13 9.18 "filled" NA NA "surface" "42842" 1987-10-13 9.18 "filled" NA NA "bottom" "42843" 1987-10-14 9.12 "filled" NA NA "surface" "42844" 1987-10-14 9.17 "filled" NA NA "bottom" "42845" 1987-10-15 9.06 "filled" NA NA "surface" "42846" 1987-10-15 9.16 "filled" NA NA "bottom" "42847" 1987-10-16 9 "filled" NA NA "surface" "42848" 1987-10-16 9.15 "filled" NA NA "bottom" "42849" 1987-10-17 8.94 "filled" NA NA "surface" "42850" 1987-10-17 9.14 "filled" NA NA "bottom" "42851" 1987-10-18 8.88 "filled" NA NA "surface" "42852" 1987-10-18 9.13 "filled" NA NA "bottom" "42853" 1987-10-19 8.82 "filled" NA NA "surface" "42854" 1987-10-19 9.12 "filled" NA NA "bottom" "42855" 1987-10-20 8.76 "filled" NA NA "surface" "42856" 1987-10-20 9.11 "filled" NA NA "bottom" "42857" 1987-10-21 8.7 "real" 10 FALSE "surface" "42858" 1987-10-21 9.1 "real" 10 FALSE "bottom" "42859" 1987-10-22 8.57272727272727 "filled" NA NA "surface" "42860" 1987-10-22 8.94545454545455 "filled" NA NA "bottom" "42861" 1987-10-23 8.44545454545455 "filled" NA NA "surface" "42862" 1987-10-23 8.79090909090909 "filled" NA NA "bottom" "42863" 1987-10-24 8.31818181818182 "filled" NA NA "surface" "42864" 1987-10-24 8.63636363636364 "filled" NA NA "bottom" "42865" 1987-10-25 8.19090909090909 "filled" NA NA "surface" "42866" 1987-10-25 8.48181818181818 "filled" NA NA "bottom" "42867" 1987-10-26 8.06363636363636 "filled" NA NA "surface" "42868" 1987-10-26 8.32727272727273 "filled" NA NA "bottom" "42869" 1987-10-27 7.93636363636364 "filled" NA NA "surface" "42870" 1987-10-27 8.17272727272727 "filled" NA NA "bottom" "42871" 1987-10-28 7.80909090909091 "filled" NA NA "surface" "42872" 1987-10-28 8.01818181818182 "filled" NA NA "bottom" "42873" 1987-10-29 7.68181818181818 "filled" NA NA "surface" "42874" 1987-10-29 7.86363636363636 "filled" NA NA "bottom" "42875" 1987-10-30 7.55454545454545 "filled" NA NA "surface" "42876" 1987-10-30 7.70909090909091 "filled" NA NA "bottom" "42877" 1987-10-31 7.42727272727273 "filled" NA NA "surface" "42878" 1987-10-31 7.55454545454545 "filled" NA NA "bottom" "42879" 1987-11-01 7.3 "real" 11 FALSE "surface" "42880" 1987-11-01 7.4 "real" 11 FALSE "bottom" "42881" 1987-11-02 7.26 "filled" NA NA "surface" "42882" 1987-11-02 7.41 "filled" NA NA "bottom" "42883" 1987-11-03 7.22 "filled" NA NA "surface" "42884" 1987-11-03 7.42 "filled" NA NA "bottom" "42885" 1987-11-04 7.18 "filled" NA NA "surface" "42886" 1987-11-04 7.43 "filled" NA NA "bottom" "42887" 1987-11-05 7.14 "filled" NA NA "surface" "42888" 1987-11-05 7.44 "filled" NA NA "bottom" "42889" 1987-11-06 7.1 "filled" NA NA "surface" "42890" 1987-11-06 7.45 "filled" NA NA "bottom" "42891" 1987-11-07 7.06 "filled" NA NA "surface" "42892" 1987-11-07 7.46 "filled" NA NA "bottom" "42893" 1987-11-08 7.02 "filled" NA NA "surface" "42894" 1987-11-08 7.47 "filled" NA NA "bottom" "42895" 1987-11-09 6.98 "filled" NA NA "surface" "42896" 1987-11-09 7.48 "filled" NA NA "bottom" "42897" 1987-11-10 6.94 "filled" NA NA "surface" "42898" 1987-11-10 7.49 "filled" NA NA "bottom" "42899" 1987-11-11 6.9 "real" 10 FALSE "surface" "42900" 1987-11-11 7.5 "real" 10 FALSE "bottom" "42901" 1987-11-12 6.66 "filled" NA NA "surface" "42902" 1987-11-12 7.28 "filled" NA NA "bottom" "42903" 1987-11-13 6.42 "filled" NA NA "surface" "42904" 1987-11-13 7.06 "filled" NA NA "bottom" "42905" 1987-11-14 6.18 "filled" NA NA "surface" "42906" 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