condition mean min max 4 h after light 492.647824 471.448207 513.847441 8 h after light 492.56472700000006 470.889967 514.239487 12 h after light 662.6352744999999 533.525527 791.745022 4 h after dark 935.090755 722.924364 1147.257146 8 h after dark 1139.6179339999999 945.272132 1333.963736 12 h after dark 769.727685 769.727685 769.727685