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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.
The data sources and methodology used to produce fertility assumptions in the 2024-based national population projections.
Quality and methodology information for the Business Register and Employment Survey (BRES), strengths and limitations of the data, methods, and data uses and users.
What the families and households statistics cover, how we produce them, and their quality and comparability. Includes definitions and latest, past and upcoming changes.
Quality and Methodology Information for statistics on research and development (R&D) expenditure by the UK government, detailing how the data are compiled, methods used, and data uses and users.
What the life expectancy statistics cover, how we produce them, and their quality and comparability. Includes definitions and latest, past and upcoming changes.
What the healthy life expectancy statistics cover, how we produce them, and their quality and comparability. Includes definitions and latest, past and upcoming changes.
Guide to the main sources of crime statistics, by area of interest. Helps users to find and use statistics from multiple government departments.
Quality and Methodology Information for the funded occupational pension schemes in the UK using data from the Financial Survey of Pension Schemes (FSPS), detailing the strengths and limitations of the data, methods used and data uses and users.
Quality and Methodology Information for the Electoral registration statistics release detailing the strengths and limitations of the data, methods used, and data uses and users.
Quality and Methodology Information for crime levels and trends in England and Wales, detailing the strengths and limitations of the data, methods used, and data uses and users.
