condition	mean	min	max
4 h after light	4.5723	4.44002	4.68565
8 h after light	4.569000000000001	4.3731800000000005	4.77514
12 h after light	4.763113333333333	4.56556	4.953469999999999
4 h after dark	4.940426666666667	4.75516	5.03988
8 h after dark	4.982663333333333	4.81248	5.11766
12 h after dark	4.99144	4.7688	5.1256900000000005