condition	mean	min	max
4 h after light	5.03155	4.80893	5.18466
8 h after light	5.164973333333333	4.6494	5.9116
12 h after light	4.91379	4.70346	5.05025
4 h after dark	4.9103200000000005	4.8345	5.042590000000001
8 h after dark	4.828116666666666	4.74786	4.9344
12 h after dark	4.904976666666666	4.726459999999999	5.10301