condition	mean	min	max
4 h after light	3.2563050000000002	2.76798	3.74463
8 h after light	3.548335	3.26188	3.83479
12 h after light	3.35911	3.22286	3.49536
4 h after dark	3.902483333333333	2.69548	4.97236
8 h after dark	4.63494	4.22511	5.26821
12 h after dark	3.731046666666667	3.68827	3.80144