condition mean min max 4 h after light 11.3354275 10.555895 12.11496 8 h after light 12.111057500000001 10.91648 13.305635 12 h after light 10.798006 10.679532 10.91648 4 h after dark 10.680554 10.008371 11.352737 8 h after dark 11.5621245 10.91648 12.207769 12 h after dark 10.553713 10.553713 10.553713