condition	mean	min	max
4 h after light	0.969948	0.672566	1.26733
8 h after light	0.9453035000000001	0.754997	1.13561
12 h after light	1.0493700000000001	1.01189	1.08685
4 h after dark	0.5623706666666667	0.500845	0.674887
8 h after dark	0.8447279999999999	0.433359	1.5166
12 h after dark	0.908956	0.756352	1.06993