condition	mean	min	max
4 h after light	7.3243385	7.305938	7.342739
8 h after light	8.224832	8.188564	8.2611
12 h after light	8.949024000000001	8.372868	9.52518
4 h after dark	7.747194	7.739941	7.754447
8 h after dark	8.6836085	8.333991	9.033226
12 h after dark	9.6957	9.6957	9.6957