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We moved them to The National Archives website, to keep this website as responsive as possible.
Please note: all historical data is still on this website.
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Dewis pwnc arall neu clirio pob hidlydd.
What the population estimates by marital status and living arrangements cover, how we produce them, and their quality and comparability. Includes definitions and latest, past and upcoming changes.
Supporting information for mortality statistics, which present figures on deaths registered in England and Wales in a specific week, month, quarter or year.
Quality and methodology information (QMI) for our Quarterly Acquisitions and Disposals of Capital Assets Survey (QCAS). Includes strengths and limitations, methods, and data uses and users.
Method for predicting the stability of non-EU+ long-term international migration (LTIM) estimates, with supporting revision analysis, to provide a probabilistic revision range for the current estimates.
Quality and Methodology Information for suicides in the UK, detailing the strengths and limitations of the data, methods used, and data uses and users.
How the ONS uses detailed statistical methods and analytical tools to assess the impact of residual seasonality on published time series.
Quality and methodology information for mid-year population estimates in the UK, detailing the strengths and limitations of the data, methods used, and data uses and users.
Information on strengths and limitations of the data, quality characteristics, users and uses of the data, how the output was created, accessibility, and characteristics.
Quality and Methodology Information for consumer trends and household final consumption expenditure in the UK, detailing the strengths and limitations of the data, methods used, and data uses and users.
Quality and Methodology Information for housing purchase affordability statistics, detailing strengths and limitations, methods used, and data uses and users.
