condition mean min max 4 h after light 1036.8 1036.8 1036.8 8 h after light 806.55 775.7 837.4 12 h after light 884.9000000000001 774.2 995.6 4 h after dark 1096.5500000000002 946.2 1246.9 8 h after dark 1088.6 1084.4 1092.8 12 h after dark 1029.85 927.9 1131.8