condition	mean	min	max
4 h after light	2.9843450000000002	1.97926	3.98943
8 h after light	3.6655699999999998	3.33018	4.00096
12 h after light	4.632825	4.42607	4.83958
4 h after dark	5.96836	4.87914	7.05758
8 h after dark	4.36881	4.36253	4.37509
12 h after dark	4.44398	4.03907	4.84889