condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.050340833333333335 0.0 0.192218 14 h after light 0.079916 0.0 0.365746 18 h after light 0.1336113 0.0 0.35535 2 h after dark 0.06724733333333334 0.0 0.276544