condition	mean	min	max
4 h after light	7.903740000000001	6.95432	8.85316
8 h after light	9.62743	9.14966	10.1052
12 h after light	9.647645	9.41015	9.88514
4 h after dark	9.86974	9.77506	9.96442
8 h after dark	7.685395	7.57744	7.79335
12 h after dark	8.273814999999999	8.20041	8.34722