condition mean min max 4 h after light 1419.8926666666666 1275.4389999999999 1502.55 8 h after light 1542.8879666666667 744.2969 2340.574 12 h after light 923.0227000000001 604.0764 1337.0220000000002 16 h after light 2056.0723333333335 1065.695 3898.8070000000002 4 h after dark 1113.8345333333334 825.5316 1406.43 8 h after dark 839.2561333333333 770.3964 930.8788