condition mean min max 4 h after light 115.95295999999999 115.104986 116.800934 8 h after light 116.9778185 115.001288 118.954349 12 h after light 111.801905 104.08723 119.51658 4 h after dark 143.9084295 127.196959 160.6199 8 h after dark 180.73046549999998 162.289235 199.171696 12 h after dark 103.334536 103.334536 103.334536