condition	mean	min	max
4 h after light	3.7011600000000002	3.24106	4.16126
8 h after light	7.267390000000001	6.7164	7.81838
12 h after light	4.276505	4.16976	4.38325
4 h after dark	5.319115	5.15591	5.48232
8 h after dark	1.6406049999999999	1.52558	1.75563
12 h after dark	2.69947	2.69839	2.70055