condition mean min max 4 h after light 11.247273 10.071632 12.422914 8 h after light 11.162896 11.022918 11.302874 12 h after light 11.476112 10.661309 12.290915 4 h after dark 11.366855000000001 11.169161 11.564549 8 h after dark 12.380599499999999 11.882359 12.87884 12 h after dark 12.50911 12.50911 12.50911