condition	mean	min	max
4 h after light	1.777225	1.11447	2.43998
8 h after light	1.777115	1.66308	1.89115
12 h after light	1.54229	1.32169	1.76289
4 h after dark	1.8000599999999998	1.12137	2.47875
8 h after dark	1.696545	1.63055	1.76254
12 h after dark	1.684635	1.41922	1.95005