condition mean min max 0 h after light 0.06791 0.0 0.13582 4 h after light 0.09060560000000001 0.0891151 0.0920961 8 h after light 0.0230017 0.0 0.0460034 4 h after dark 0.0445604 0.0 0.0891208 8 h after dark 0.04469675 0.0445092 0.0448843 12 h after dark 0.1564875 0.132447 0.180528