condition mean min max 0 h after light 7.842775 7.4571 8.22845 2 h after light 2.5969499999999996 2.05435 3.13955 4 h after light 2.882615 2.84136 2.92387 8 h after light 3.6482099999999997 2.11783 5.17859 12 h after light 3.69401 3.55754 3.83048 2 h after dark 4.35641 3.33878 5.37404 4 h after dark 6.13133 5.19625 7.06641 8 h after dark 9.67596 9.64564 9.70628 12 h after dark 7.57827 5.97004 9.1865