condition	mean	min	max
4 h after light	3.268445	1.96944	4.56745
8 h after light	0.9358635	0.831337	1.04039
12 h after light	0.8376844999999999	0.538739	1.13663
4 h after dark	0.3686936666666667	0.106961	0.549975
8 h after dark	2.1562666666666668	1.99588	2.44254
12 h after dark	1.59582	1.31857	1.77183