condition mean min max 4 h after light 5359.277333333333 5086.3820000000005 5574.33 8 h after light 8346.298333333332 6474.235 10413.76 12 h after light 7493.335666666667 5422.3730000000005 8945.78 16 h after light 3329.261 2763.6059999999998 4111.89 4 h after dark 3999.741 3534.739 4314.97 8 h after dark 2784.641 2126.84 3224.566