condition mean min max 4 h after light 1869.2631084999998 1344.140753 2394.385464 8 h after light 1637.8952694999998 1538.75265 1737.037889 12 h after light 1341.993038 1171.924364 1512.061712 4 h after dark 1525.8207499999999 1297.106718 1754.534782 8 h after dark 1603.5309240000001 1296.125702 1910.936146 12 h after dark 1711.683143 1711.683143 1711.683143