condition mean min max 0 h after light 10.42245 10.1893 10.6556 2 h after light 8.457665 7.43682 9.47851 4 h after light 6.98708 6.1354 7.83876 8 h after light 6.0010650000000005 5.71239 6.28974 12 h after light 15.86325 14.6217 17.1048 2 h after dark 13.7788 12.8716 14.686 4 h after dark 15.900849999999998 15.2495 16.5522 8 h after dark 17.70315 16.5782 18.8281 12 h after dark 10.96135 10.5658 11.3569