condition	mean	min	max
4 h after light	9.275265000000001	8.39263	10.1579
8 h after light	7.608414999999999	7.18068	8.03615
12 h after light	9.114905	8.49886	9.73095
4 h after dark	12.03115	10.9718	13.0905
8 h after dark	10.275549999999999	10.0154	10.5357
12 h after dark	10.813500000000001	10.2645	11.3625