condition mean min max 0 h after light 962.23 961.69 962.77 4 h after light 1039.9175 817.725 1262.11 8 h after light 734.1 646.678 821.522 4 h after dark 1433.59 1376.31 1490.87 8 h after dark 971.1034999999999 921.357 1020.85 12 h after dark 1197.67 1098.91 1296.43