condition	mean	min	max
4 h after light	3.36483	1.29074	4.62496
8 h after light	6.8065	2.20913	11.0105
12 h after light	7.010373333333333	4.12745	10.5985
4 h after dark	8.565159999999999	7.23946	10.0369
8 h after dark	7.51192	5.10097	9.51364
12 h after dark	7.252996666666666	6.04345	7.987