condition	mean	min	max
4 h after light	10.0761	9.5929	10.5593
8 h after light	8.428754999999999	8.12582	8.73169
12 h after light	9.054235	8.50289	9.60558
4 h after dark	11.11965	10.7594	11.4799
8 h after dark	10.58205	10.3724	10.7917
12 h after dark	10.20485	10.1609	10.2488