condition	mean	min	max
4 h after light	6.166335	4.86514	7.46753
8 h after light	7.8488299999999995	7.5847	8.11296
12 h after light	9.219645	7.83179	10.6075
4 h after dark	10.20121	9.63262	10.7698
8 h after dark	9.806475	9.37315	10.2398
12 h after dark	8.359675	8.04124	8.67811