condition	mean	min	max
4 h after light	10.474485000000001	9.38677	11.5622
8 h after light	7.54756	7.39903	7.69609
12 h after light	8.175585	7.42958	8.92159
4 h after dark	8.43802	8.12761	8.73412
8 h after dark	10.5436	10.1063	11.0794
12 h after dark	9.341336666666667	8.89817	9.6605