condition	mean	min	max
2 h after light	8.60196	6.17756	12.5148
6 h after light	5.75843	4.25437	6.86296
10 h after light	4.804821666666666	3.01464	6.13083
14 h after light	6.663626666666667	3.66101	10.3436
18 h after light	6.05871	4.66886	8.09567
2 h after dark	4.809115	2.45867	7.9403