condition	mean	min	max
4 h after light	5.331183333333333	5.29522	5.3825199999999995
8 h after light	5.413623333333333	5.25517	5.52914
12 h after light	5.39718	5.1974599999999995	5.75346
4 h after dark	5.376320000000001	5.29635	5.4909300000000005
8 h after dark	5.341753333333333	5.1917	5.47933
12 h after dark	5.345210000000001	5.1717900000000006	5.67011