condition	mean	min	max
4 h after light	1.888555	1.5179	2.25921
8 h after light	2.80236	2.7059	2.89882
12 h after light	6.98579	4.93507	9.03651
4 h after dark	2.66633	2.42574	2.90692
8 h after dark	6.273070000000001	5.35644	7.1897
12 h after dark	3.4644500000000003	2.68325	4.24565