condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.21939166666666665 0.0 1.31635 10 h after light 0.2688066666666667 0.0 1.61284 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0