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Released on: 21 October 2025
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Methodology
Quality and methodology information (QMI) for annual mid-year population estimates of the very old, including centenarians. Includes strengths and limitations, methods, and data uses and users.
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Released on: 19 August 2024
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Methodology
Quality and Methodology Information (QMI) report for environmental protection expenditure accounts estimates, detailing the strengths and limitations of the data, methods used, and data uses and users.
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Released on: 09 October 2023
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Methodology
Quality and Methodology Information for energy efficiency of housing estimates for England and Wales, detailing the strengths and limitations of the data, methods used, and data uses and users.
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Released on: 02 February 2023
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Methodology
Quality and methodology information for the annual estimates of the value and types of non-financial assets used in the production of goods or services within the UK economy and their loss in value over time. This page has been superseded.
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Released on: 31 January 2022
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Methodology
QMI for subnational estimates of dwellings and households by tenure in England, detailing the strengths and limitations of the data, methods used, and data uses and users.
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Released on: 21 July 2020
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Methodology
Quality and Methodology Information (QMI) report for E-commerce and ICT activity statistics relating to businesses, detailing the strengths and limitations of the data, methods used, and data uses and users.
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Released on: 13 March 2020
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Methodology
Quality and Methodology Information (QMI) report for volume index of capital services (VICS), detailing the strengths and limitations of the data, methods used, and data uses and users.
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Released on: 08 January 2026
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Methodology
Quality and methodology information (QMI) for regional consumer card spending data, 2019 to 2025, derived from aggregated and anonymised Visa card spending data.
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Released on: 04 December 2025
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Methodology
Quality and Methodology Information (QMI) for the Health Insight Survey (HIS), including the strengths and limitations of the data, methods, and data uses.
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Released on: 27 October 2025
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Methodology
Quality and methodology Information for Unexplained deaths in infancy: England and Wales, detailing the strengths and limitations of the data, methods used and data uses and users.