condition mean min max 2 h after light 0.086395 0.0 0.51837 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.09452566666666667 0.0 0.567154 2 h after dark 0.0 0.0 0.0