condition mean min max 0 h after light 7.131405 2.68801 11.5748 2 h after light 4.364235 2.69278 6.03569 4 h after light 2.683045 2.63487 2.73122 8 h after light 0.0 0.0 0.0 12 h after light 6.13665 0.0 12.2733 2 h after dark 1.504385 0.0 3.00877 4 h after dark 5.313625 2.58352 8.04373 8 h after dark 5.9929 2.91563 9.07017 12 h after dark 4.139245 0.0 8.27849