condition mean min max 0 h after light 4.275805 4.16771 4.3839 4 h after light 2.8645500000000004 2.44179 3.28731 8 h after light 9.657285 8.69707 10.6175 4 h after dark 7.6367650000000005 6.67777 8.59576 8 h after dark 5.102885 4.61776 5.58801 12 h after dark 3.03669 2.9518 3.12158