condition	mean	min	max
4 h after light	9.6731295	9.522477	9.823782
8 h after light	9.6675635	9.463497	9.87163
12 h after light	9.0616055	8.713952	9.409259
4 h after dark	9.6683335	9.512885	9.823782
8 h after dark	10.460806999999999	10.141265	10.780349
12 h after dark	9.843086	9.843086	9.843086