condition mean min max 3 h after light 995.8050000000001 797.927 1331.64 6 h after light 887.5216666666666 440.145 1196.52 9 h after light 877.9236666666667 489.98 1493.93 12 h after light 916.101 575.665 1283.47 3 h after dark 734.1560000000001 538.941 930.076 6 h after dark 738.516 564.736 972.428 9 h after dark 804.065 611.944 1060.94 12 h after dark 1006.4445000000001 611.669 1401.22