condition	mean	min	max
4 h after light	9.4726265	8.467815	10.477438
8 h after light	9.3583725	9.347862	9.368883
12 h after light	9.318193	9.135159	9.501227
4 h after dark	9.367322	8.834572	9.900072
8 h after dark	9.2902705	8.783193	9.797348
12 h after dark	10.547571	10.547571	10.547571