condition	mean	min	max
4 h after light	5.078415	4.44393	5.7129
8 h after light	1.827305	1.56889	2.08572
12 h after light	2.85525	2.3606	3.3499
4 h after dark	13.271230000000001	9.09656	17.4459
8 h after dark	9.728539999999999	9.15528	10.3018
12 h after dark	7.811845	6.34997	9.27372