condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.08500216666666667 0.0 0.510013 14 h after light 0.18168883333333333 0.0 0.615274 18 h after light 0.066716 0.0 0.400296 2 h after dark 0.0 0.0 0.0