condition	mean	min	max
0 h after light	0.7697805	0.598066	0.941495
4 h after light	1.2860999999999998	1.17932	1.39288
8 h after light	1.456515	1.39153	1.5215
4 h after dark	1.850355	1.5104	2.19031
8 h after dark	1.774155	1.6971	1.85121
12 h after dark	1.011798	0.938556	1.08504