condition mean min max 4 h after light 0.2694475 0.249537 0.289358 8 h after light 0.36897749999999996 0.210668 0.527287 12 h after light 0.42666 0.307234 0.546086 4 h after dark 0.48916766666666667 0.182108 0.743299 8 h after dark 0.33189066666666667 0.0 0.867043 12 h after dark 0.37020400000000003 0.0 0.661614