condition	mean	min	max
4 h after light	6.574809999999999	5.65243	7.49719
8 h after light	3.84505	3.33385	4.35625
12 h after light	3.90034	3.86101	3.93967
4 h after dark	5.890383333333333	5.56598	6.22378
8 h after dark	7.47646	6.42533	8.02252
12 h after dark	6.966043333333333	6.2209	7.39067