condition	mean	min	max
4 h after light	9.6273975	9.345215	9.90958
8 h after light	9.9585115	9.134134	10.782889
12 h after light	8.909260499999998	8.684387	9.134134
4 h after dark	9.207723999999999	8.752467	9.662981
8 h after dark	8.9230805	8.255147	9.591014
12 h after dark	8.782575	8.782575	8.782575