condition	mean	min	max
4 h after light	10.934128999999999	9.348977	12.519281
8 h after light	9.444409499999999	9.367756	9.521063
12 h after light	9.202283	9.114035	9.290531
4 h after dark	9.144592	7.978854	10.31033
8 h after dark	10.706208	10.669166	10.74325
12 h after dark	9.538025	9.538025	9.538025