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Rhyddhawyd ar: 26 January 2021
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 13 January 2016
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Gwybodaeth gorfforaethol
Details of other issues that affected the quality of the 2001 Census data.
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Rhyddhawyd ar: 30 November 2017
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Methodoleg
More details on the data sources used in the MSQR and their comparability, and the quality of the data for both flows and stocks.
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Rhyddhawyd ar: 15 June 2022
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 27 September 2017
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 15 December 2023
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Methodoleg
Methods used to link the Veterans' Survey 2022 to Census 2021 deterministically.
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Rhyddhawyd ar: 15 August 2025
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 24 June 2025
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Methodoleg
Methodology article comparing the 2012-, 2014-, 2016- and 2018-based subnational population projections for 2021 with the 2021 mid-year estimates for England. Analysis includes the impact of rebasing and different components of change on SNPP accuracy.
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Rhyddhawyd ar: 28 January 2025
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Methodoleg
Methodology on the comparison of national population projections from 1971 to 2022 with population estimates, births, long-term international migration, and deaths, including measures of error.
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Rhyddhawyd ar: 12 March 2020
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Methodoleg
Exploratory analysis of the relationship between optimism and personal well-being using questions from the 2019 Opinions and Lifestyle (OPN) survey.