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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: 10 October 2023 | Gwybodaeth gorfforaethol
Use these groups of categories to research and analyse Census 2021 Welsh language skills data.
Rhyddhawyd ar: 25 July 2023 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 26 June 2020 | Gwybodaeth gorfforaethol
In this section, you’ll find information on development and testing towards meeting user need for information on ethnic group, national identity, religion and language.
Use these groups of categories to research and analyse Census 2021 main language (detailed) data.
Rhyddhawyd ar: 25 September 2023 | Gwybodaeth gorfforaethol
Use these groups of categories to research and analyse Census 2021 proficiency in English language data.
Rhyddhawyd ar: 22 June 2022 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 06 September 2024 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 28 November 2023 | Gwybodaeth gorfforaethol
Definition of Welsh language skills, categories, and changes since the 2011 Census for use with research and analysis using Census 2021 data.
Definition of main language (detailed), categories, and changes since the 2011 Census for use with research and analysis using Census 2021 data.
Rhyddhawyd ar: 05 April 2019 | Gwybodaeth gorfforaethol
