condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.017700233333333332 0.0 0.0531007 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.03864433333333333 0.0 0.115933 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0