condition	mean	min	max
3 h after light	6.173306666666667	4.24794	8.54905
7 h after light	7.167119166666667	5.24327	9.36363
11 h after light	7.61906	5.76305	9.06499
2 h after dark	6.8770725	4.37869	8.25625
6 h after dark	6.330521666666667	4.65378	8.55847
10 h after dark	6.65262	4.61785	9.37898