condition	mean	min	max
4 h after light	40.903449	36.517608	45.28929
8 h after light	57.1464555	48.35854	65.934371
12 h after light	57.163824500000004	55.902971	58.424678
4 h after dark	53.2247875	49.567074	56.882501
8 h after dark	54.241079	52.324295	56.157863
12 h after dark	51.835084	51.835084	51.835084