condition mean min max 0 h after light 12.716899999999999 12.3486 13.0852 4 h after light 12.23815 11.0141 13.4622 8 h after light 16.928649999999998 16.4086 17.4487 4 h after dark 14.6079 14.211 15.0048 8 h after dark 12.32625 11.5784 13.0741 12 h after dark 12.2707 12.0419 12.4995