condition mean min max 4 h after light 1702.9 1702.9 1702.9 8 h after light 1828.0500000000002 1736.4 1919.7 12 h after light 2012.7 1961.0 2064.4 4 h after dark 1852.45 1599.9 2105.0 8 h after dark 1635.3 1515.1 1755.5 12 h after dark 1643.25 1595.2 1691.3