condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.00752385 0.0 0.0150477 12 h after light 0.010362065 0.00975153 0.0109726 4 h after dark 0.0 0.0 0.0 8 h after dark 0.004587533333333334 0.0 0.0137626 12 h after dark 0.0 0.0 0.0