condition	mean	min	max
4 h after light	1.182885	1.13523	1.23054
8 h after light	1.301625	1.29066	1.31259
12 h after light	1.294395	1.24199	1.3468
4 h after dark	1.3115733333333333	1.0937	1.5713
8 h after dark	1.039444	0.968302	1.10675
12 h after dark	1.052908	0.594824	1.5115