condition	mean	min	max
4 h after light	7.164759999999999	6.65647	7.67305
8 h after light	9.15571	9.03965	9.27177
12 h after light	9.62921	9.32302	9.9354
4 h after dark	11.28285	10.81	11.7557
8 h after dark	9.118025	8.85564	9.38041
12 h after dark	9.263975	9.13608	9.39187