condition	mean	min	max
4 h after light	3.9007449999999997	3.13517	4.66632
8 h after light	1.48552	1.27006	1.70098
12 h after light	2.8330800000000003	1.55114	4.11502
4 h after dark	5.47208	4.06731	6.87685
8 h after dark	3.7248149999999995	2.69373	4.7559
12 h after dark	3.6961299999999997	3.37897	4.01329