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 5 March 2024 | Ref: 1866
Data a gyrchwyd gan y defnyddiwr | Released on 5 March 2024 | Ref: 1864
Data a gyrchwyd gan y defnyddiwr | Released on 5 March 2024 | Ref: 1865
Data a gyrchwyd gan y defnyddiwr | Released on 29 February 2024 | Ref: 1846
Data a gyrchwyd gan y defnyddiwr | Released on 29 February 2024 | Ref: 1851
Data a gyrchwyd gan y defnyddiwr | Released on 29 February 2024 | Ref: 1857
Data a gyrchwyd gan y defnyddiwr | Released on 29 February 2024 | Ref: 1842
Data a gyrchwyd gan y defnyddiwr | Released on 29 February 2024 | Ref: 1844
Data a gyrchwyd gan y defnyddiwr | Released on 29 February 2024 | Ref: 1843
Data a gyrchwyd gan y defnyddiwr | Released on 28 February 2024 | Ref: 1841