condition mean min max 4 h after light 2401.8073625 2036.42113 2767.193595 8 h after light 1859.9535015000001 1845.038675 1874.868328 12 h after light 2034.71742 2020.211455 2049.223385 4 h after dark 1969.8813355 1857.852468 2081.910203 8 h after dark 2252.591817 2165.392231 2339.791403 12 h after dark 2801.312993 2801.312993 2801.312993