condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.018332666666666667 0.0 0.109996 10 h after light 0.0 0.0 0.0 14 h after light 0.0732255 0.0 0.344698 18 h after light 0.0 0.0 0.0 2 h after dark 0.07376233333333333 0.0 0.260629