condition mean min max 4 h after light 1029.5540666666666 900.4472 1123.243 8 h after light 887.3329666666666 607.7897 1156.56 12 h after light 979.6382666666667 852.9546 1146.262 16 h after light 1073.4171999999999 911.6513 1363.011 4 h after dark 1502.774 1296.742 1794.475 8 h after dark 1234.5332 935.8836 1588.3470000000002