condition mean min max 0 h after light 10.11842 9.02194 11.2149 4 h after light 7.043355 6.7572 7.32951 8 h after light 5.91695 5.49165 6.34225 4 h after dark 5.71598 4.28339 7.14857 8 h after dark 8.738980000000002 8.70231 8.77565 12 h after dark 10.1058 9.3512 10.8604