condition	mean	min	max
4 h after light	4.45892	4.14667	4.77117
8 h after light	6.555009999999999	6.2645	6.84552
12 h after light	6.7140249999999995	6.35201	7.07604
4 h after dark	7.211555	6.57393	7.84918
8 h after dark	6.41934	6.39122	6.44746
12 h after dark	6.4557	6.42333	6.48807