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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: 09 January 2024 | Gwybodaeth gorfforaethol
Research update on quantifying uncertainty in international migration estimates, and using expert judgement to quantify uncertainty in administrative estimates.
Rhyddhawyd ar: 30 January 2020 | Gwybodaeth gorfforaethol
Annual progress update on our transformation of population, migration and social statistics.
Rhyddhawyd ar: 22 March 2018 | Methodoleg
Methods used in the revised mid-2012 to mid-2016 usual resident population estimates of England and Wales.
Rhyddhawyd ar: 25 June 2021 | Methodoleg
Methodology guidance on national and subnational mid-year population estimates for the UK and its constituent countries, which are broken down by administrative area, age, sex and components of population change.
Rhyddhawyd ar: 27 November 2025 | Methodoleg
Methodology used to produce our provisional long-term international migration estimates.
Rhyddhawyd ar: 02 July 2020 | Methodoleg
Rhyddhawyd ar: 28 November 2019 | Methodoleg
Quality and methodology Information for Long-Term International Migration estimates, detailing the strengths and limitations of the data, methods used and data users and uses.
