91% were from any white ethnic group; 5% were from any Asian ethnic group; 1% were from any black ethnic group; 1% were from mixed ethnic groups; and 2% were from other ethnic groups
Roedd 89% o enedigaethau i famau o gefndiroedd ethnig gwyn; 4% o famau o gefndiroedd Asiaidd; 4% i famau o gefndir cymysg; 2% i famau o gefndir du; a 2% i famau o gefndir ethnig arall.