condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.09357316666666667 0.0 0.561439 10 h after light 0.0 0.0 0.0 14 h after light 0.08922283333333332 0.0 0.535337 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0