condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.7229683333333333 0.0 4.33781 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.34929499999999997 0.0 2.09577 2 h after dark 0.0 0.0 0.0