condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.07381816666666667 0.0 0.442909 14 h after light 0.04482283333333333 0.0 0.268937 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0