condition	mean	min	max
4 h after light	4.71102	3.08387	6.14234
8 h after light	4.351883333333333	1.36473	7.94084
12 h after light	4.25557	2.70013	6.5436
4 h after dark	5.09158	3.38902	6.5904
8 h after dark	5.0892	3.47879	6.14957
12 h after dark	6.942046666666667	5.93498	8.19316