condition mean min max 3 h after light 0.09588433333333334 0.0 0.287653 6 h after light 0.0 0.0 0.0 9 h after light 0.07295833333333333 0.0 0.218875 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.18668133333333334 0.0 0.560044 9 h after dark 0.274583 0.0 0.540255 12 h after dark 0.0 0.0 0.0