condition	mean	min	max
4 h after light	0.99583	0.84373	1.14793
8 h after light	1.4212250000000002	1.4123	1.43015
12 h after light	1.09808	1.06027	1.13589
4 h after dark	1.83213	1.67862	1.98564
8 h after dark	1.40334	1.38203	1.42465
12 h after dark	0.969982	0.870784	1.06918