condition	mean	min	max
4 h after light	0.8729290000000001	0.280457	1.27901
8 h after light	0.692809	0.431568	0.983618
12 h after light	0.5917826666666666	0.217957	1.00751
4 h after dark	0.9840046666666666	0.764664	1.28556
8 h after dark	0.7584883333333333	0.602401	1.07014
12 h after dark	0.472106	0.316967	0.675578