We would like to use cookies to collect information about how you use ons.gov.uk.
We use this information to make the website work as well as possible and improve our services.
You’ve accepted all cookies. You can change your cookie settings at any time. Hide
Data a dadansoddiadau o Gyfrifiad 2021
We moved them to The National Archives website, to keep this website as responsive as possible.
Please note: all historical data is still on this website.
Try our time series explorer
Data a gyrchwyd gan y defnyddiwr | Released on 8 April 2024 | Ref: 1921
Data a gyrchwyd gan y defnyddiwr | Released on 5 April 2024 | Ref: 1950
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1946
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1942
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1947
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1941
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1943
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1945
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1948
Data a gyrchwyd gan y defnyddiwr | Released on 4 April 2024 | Ref: 1944