condition	mean	min	max
4 h after light	8.432125500000001	8.130646	8.733605
8 h after light	9.25416	9.141654	9.366666
12 h after light	8.52789	8.446854	8.608926
4 h after dark	8.5446445	8.452989	8.6363
8 h after dark	9.553942500000002	8.754651	10.353234
12 h after dark	8.733605	8.733605	8.733605