condition mean min max 4 h after light 10.847404000000001 10.02456 11.670248 8 h after light 10.0528075 9.92301 10.182605 12 h after light 10.651169 10.213452 11.088886 4 h after dark 10.497584499999999 9.630792 11.364377 8 h after dark 9.748624 9.298958 10.19829 12 h after dark 10.182605 10.182605 10.182605