condition mean min max 4 h after light 1841.0043333333333 1659.932 2105.583 8 h after light 2118.036 1856.56 2423.26 12 h after light 1486.2583333333334 1071.873 1961.882 16 h after light 2198.259 2010.901 2489.178 4 h after dark 1951.5430000000001 1913.2120000000002 1980.902 8 h after dark 1484.9223333333334 1100.219 1773.371