condition	mean	min	max
4 h after light	4.7917000000000005	4.33293	5.25047
8 h after light	3.678285	3.38762	3.96895
12 h after light	3.871025	3.85437	3.88768
4 h after dark	4.3629533333333335	4.28464	4.48053
8 h after dark	5.13052	4.41627	5.70425
12 h after dark	4.966936666666666	4.87361	5.1467