condition mean min max 4 h after light 6063.459333333334 4878.704000000001 7280.428000000001 8 h after light 2332.7456666666667 1134.02 4274.316 12 h after light 931.8616 290.1311 2014.51 16 h after light 1434.8846 500.6227 2986.387 4 h after dark 821.8390999999999 435.4021 1066.61 8 h after dark 2659.5283333333336 1702.151 3328.59