condition mean min max 3 h after light 0.05529566666666667 0.0 0.165887 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.07719875 0.0 0.308795 3 h after dark 0.0 0.0 0.0 6 h after dark 0.10772133333333334 0.0 0.323164 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0