condition	mean	min	max
4 h after light	2.669485	2.4056	2.93337
8 h after light	2.6206	2.35454	2.88666
12 h after light	4.10928	3.18209	5.03647
4 h after dark	11.75995	9.1783	14.3416
8 h after dark	5.71208	5.46281	5.96135
12 h after dark	4.60846	4.00073	5.21619