condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.04195833333333333 0.0 0.25175 10 h after light 0.04765933333333333 0.0 0.285956 14 h after light 0.0435835 0.0 0.261501 18 h after light 0.0 0.0 0.0 2 h after dark 0.05401566666666666 0.0 0.324094