condition mean min max 0 h after light 2.3884299999999996 2.3863 2.39056 4 h after light 3.01965 1.17638 4.86292 8 h after light 2.9852100000000004 2.42911 3.54131 4 h after dark 2.345965 1.17646 3.51547 8 h after dark 4.122765 2.37001 5.87552 12 h after dark 1.191545 0.0 2.38309