2020-21 Crime Survey for England and Wales: Crime in England and Wales: Annual Trend and Demographic Tables (table D2) (Office for National Statistics)
Arolwg Troseddau Cymru a Lloegr 2020-21: Troseddu yng Nghymru a Lloegr: Tuedd Flynyddol a Thablau Demograffig (tabl D2) (Y Swyddfa Ystadegau Gwladol)