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Dewis pwnc arall neu clirio pob hidlydd.
Nid yw holl gynnwys y cyfrifia wedi'i ryddhau. Edrychwch am ddatganiadau sydd i ddod ar y calendr datganiadau. Fel arall, gallwch greu set ddata eich fun.
Rhyddhawyd ar: 18 January 2016 | Gwybodaeth gorfforaethol
The Office for National Statistics holds personal census information securely for 100 years. The National Archives will release the 1911 census records in 2012.
Rhyddhawyd ar: 13 February 2026 | Gwybodaeth gorfforaethol
Find out how linking NHS records with data from the ONS and HM Revenue and Customs shows the positive effects of the NHS Talking Therapies programme.
