condition mean min max 1 h after light 7.6305338425 7.503727795 7.75733989 3 h after light 8.01550754 7.080739624 8.533228876 5 h after light 9.232536729666666 7.605968487999999 10.75028531 7 h after light 9.571273478333332 7.679240415 10.866682899999999 9 h after light 10.157041013333334 10.06285276 10.25231914 11 h after light 10.434960561 9.953024333 10.83533584 13 h after light 10.001473727 9.568177881 10.3188377 15 h after light 10.742275048333333 9.663247575 11.75067835 1 h after dark 10.812477804333334 9.845038593 11.44521018 3 h after dark 9.396920095333334 8.630102308 10.57910569 5 h after dark 9.773835686 9.424492724 10.03749492 7 h after dark 10.463638337 8.168106241 12.51176337