condition	mean	min	max
0 h after light	4.20992	4.05774	4.3621
4 h after light	3.8325500000000003	3.37919	4.28591
8 h after light	2.34535	2.31194	2.37876
4 h after dark	3.218845	2.91858	3.51911
8 h after dark	4.079549999999999	3.24925	4.90985
12 h after dark	4.619955	4.26135	4.97856