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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: 19 December 2017 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 09 March 2016 | Methodoleg
Rhyddhawyd ar: 17 February 2015 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 09 July 2025 | Methodoleg
Quality and methodology information for conception statistics produced for England and Wales, detailing the strengths and limitations of these data, methods used and data uses and users.
Rhyddhawyd ar: 10 December 2018 | Gwybodaeth gorfforaethol
Supporting information for conception statistics in England and Wales, recorded during registration of birth and notification of abortion.
Rhyddhawyd ar: 14 January 2016 | Gwybodaeth gorfforaethol
The statistical methods and techniques that underpin all our surveys and statistical outputs, and information on statistical quality and revisions policies.
Rhyddhawyd ar: 23 November 2016 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 30 July 2024 | Gwybodaeth gorfforaethol
Exploring different geospatial approaches for producing household population estimates for lower layer super output areas in England and Wales.
Rhyddhawyd ar: 12 May 2021 | Gwybodaeth gorfforaethol
