condition mean min max 4 h after light 1353.2 1353.2 1353.2 8 h after light 1032.65 1012.9 1052.4 12 h after light 1006.35 896.7 1116.0 4 h after dark 961.0999999999999 854.1 1068.1 8 h after dark 1089.0 1065.3 1112.7 12 h after dark 1331.5 1130.3 1532.7