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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: 17 May 2024 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 16 March 2021 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 26 January 2016 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 22 September 2020 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 19 September 2025 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 12 August 2024 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 25 April 2023 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 27 August 2025 | Bwletin ystadegol
Annual live births, stillbirths, maternities, and fertility rates in England and Wales by factors including parent age, parent country of birth, ethnicity, deprivation, gestational age and birthweight.
Rhyddhawyd ar: 31 May 2024 | Bwletin ystadegol
Stillbirths, infant and childhood deaths occurring annually in England and Wales, and associated risk factors.
Rhyddhawyd ar: 19 November 2025 | Cyfres amser
