condition	mean	min	max
3 h after light	2.181888333333333	0.639193	3.95769
7 h after light	2.0845955833333334	0.884747	3.44746
11 h after light	1.7474690000000002	0.744928	2.78349
2 h after dark	2.22954175	0.954071	4.03042
6 h after dark	2.2169340833333333	0.809889	4.50487
10 h after dark	2.5573475	1.14858	4.41967