condition	mean	min	max
4 h after light	9.27546	7.79512	10.7558
8 h after light	9.05738	8.82558	9.28918
12 h after light	8.563225	7.7375	9.38895
4 h after dark	7.481023333333334	7.10982	7.90261
8 h after dark	7.938723333333334	7.19454	8.39844
12 h after dark	9.711723333333333	8.73871	10.6554