condition	mean	min	max
0 h after light	14.972999999999999	12.9273	17.0187
4 h after light	6.4509	5.52619	7.37561
8 h after light	6.923515	5.52084	8.32619
4 h after dark	11.96435	11.0206	12.9081
8 h after dark	9.34352	8.65694	10.0301
12 h after dark	14.240749999999998	12.6063	15.8752