condition	mean	min	max
4 h after light	11.4495045	10.30302	12.595989
8 h after light	9.9606885	8.965837	10.95554
12 h after light	9.317608	8.855336	9.77988
4 h after dark	9.5301305	9.404861	9.6554
8 h after dark	9.8576715	9.404861	10.310482
12 h after dark	9.777895	9.777895	9.777895