condition mean min max 4 h after light 1635.1309999999999 1408.8029999999999 1885.014 8 h after light 1041.5632 707.7936 1277.519 12 h after light 1418.2246666666667 1036.164 1891.056 16 h after light 2121.8126666666667 1817.1370000000002 2460.435 4 h after dark 1995.5553333333332 1790.612 2181.258 8 h after dark 1412.9086666666667 1089.7839999999999 1601.567