condition mean min max 0 h after light 5.595325 5.39307 5.79758 4 h after light 1.551585 1.26585 1.83732 8 h after light 0.4156215 0.409701 0.421542 4 h after dark 1.426305 1.42349 1.42912 8 h after dark 1.1258849999999998 1.02822 1.22355 12 h after dark 2.9780200000000003 1.82047 4.13557