condition mean min max 4 h after light 712.9870666666667 678.9636 753.3308 8 h after light 811.3709 630.6214 1084.5439999999999 12 h after light 708.1796333333333 543.726 926.4532 16 h after light 1112.1631 978.6197 1359.829 4 h after dark 1042.3948 923.8484 1146.134 8 h after dark 541.7130333333333 493.9148 625.1322