condition	mean	min	max
4 h after light	9.3291845	8.740015	9.918354
8 h after light	9.500948	9.500948	9.500948
12 h after light	8.597584999999999	8.46585	8.72932
4 h after dark	8.8748935	7.614121	10.135666
8 h after dark	10.264517	9.500948	11.028086
12 h after dark	10.759861	10.759861	10.759861