condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.053882000000000006 0.0 0.161646 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.019571133333333334 0.0 0.0587134 12 h after dark 0.0 0.0 0.0