condition	mean	min	max
4 h after light	9.5178705	8.899128	10.136613
8 h after light	9.439674	8.120873	10.758475
12 h after light	9.13106	8.777222	9.484898
4 h after dark	9.905248	9.579131	10.231365
8 h after dark	9.6851545	9.169277	10.201032
12 h after dark	9.34363	9.34363	9.34363