condition	mean	min	max
4 h after light	1.60351	1.42216	1.78486
8 h after light	1.383045	1.17375	1.59234
12 h after light	0.94158	0.46854	1.41462
4 h after dark	1.6334499999999998	1.56717	1.69973
8 h after dark	1.581585	1.38173	1.78144
12 h after dark	2.1924200000000003	1.79542	2.58942