condition	mean	min	max
4 h after light	6.01607	3.48132	8.6008
8 h after light	3.60598	1.03002	6.317
12 h after light	3.56604	2.06774	4.98901
4 h after dark	4.91436	3.62956	6.41067
8 h after dark	5.703483333333334	3.92662	7.29581
12 h after dark	10.313443333333334	9.0649	12.7933