condition	mean	min	max
4 h after light	7.635996666666666	7.5205	7.7129
8 h after light	7.907286666666666	7.721369999999999	8.1397
12 h after light	8.04723	7.893610000000001	8.17868
4 h after dark	8.006730000000001	7.915310000000001	8.05945
8 h after dark	7.821303333333334	7.7858	7.84875
12 h after dark	7.599869999999999	7.540489999999999	7.6515699999999995