condition	mean	min	max
4 h after light	9.237385	8.37457	10.1002
8 h after light	6.23192	5.82548	6.63836
12 h after light	6.389519999999999	5.9327	6.84634
4 h after dark	8.568776666666666	8.20766	8.92608
8 h after dark	9.089973333333333	8.47626	10.2918
12 h after dark	7.904676666666666	7.67819	8.0749