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JOINT UN-ECE/EUROSTAT MEETING ON POPULATION AND HOUSING CENSUSES GENEVA, 7-9 JULY 2010 BEYOND 2011: BUILDING A UK POPULATION SYSTEM FOR THE FUTURE IAN WHITE , Office for National Statistics, UNITED KINGDOM. UK STATISTICAL OFFICES . England and Wales Office for National Statistics (ONS)
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JOINT UN-ECE/EUROSTAT MEETING ON POPULATION AND HOUSING CENSUSES GENEVA, 7-9 JULY 2010 BEYOND 2011: BUILDING A UK POPULATION SYSTEM FOR THE FUTURE IAN WHITE, Office for National Statistics, UNITED KINGDOM
UK STATISTICAL OFFICES England and Wales Office for National Statistics (ONS) Scotland General Register Office for Scotland (GROS) Northern Ireland Northern Ireland Statistics and Research Agency (NISRA) GROS, Edinburgh
Population statistics since 1801 John Rickman, first census taker in 1801
Population statistics since 1801 • Current data on the population • Counts • sex, age, marital status, etc • Flows • births, deaths, gross migration • Structures • households, families • Characteristics • ethnicity, economic activity, health, etc • Geography • NUTS 0, NUTS 1 ……… LAU 2 • plus Output Areas John Rickman, first census taker in 1801
Alternative approaches Traditional field enumeration Self-completion questionnaire - UK, Ireland Internet completion - Slovakia, Canada, UK Interviewer questionnaire - Albania, Greece, Romania Fully register-based Census - Austria, Denmark, Finland, Norway, Sweden Combined(any mix of field enumeration, surveys, registers) – Italy, Estonia, Germany, Spain, Switzerland Rolling Census - France Long-form/short form - USA
Beyond 2011 Project High level aims • Feasibility of using integrated data sources • Alternative data sources
Risks and issues • Undermine response to the 2011 Census • No population register • Data quality • Maintenance • Public attitudes • Cross-government support • Funding
Advantages and disadvantages of alternative data sources • Census • Well established • Rich data • Flexible • Small populations • Accurate • Checkable • A known quantity • But • Snapshot in time • Infrequent • Expensive • Burdensome • Dependent on public response
Advantages and disadvantages of alternative data sources Surveys • Rich data • Reactive • Low cost • Frequent But • Sample only • Estimates • Still some burden • Declining response rates
Advantages and disadvantages of alternative data sources Administrative registers • Minimal cost • Less burdensome • Continuous • High granularity But • Non statistical • Variable coverage • Variable quality • Not all census topics covered • Inflexible • Non-comparable • No control • Legal issues
Data models and potential options • The Census provides a population spine
Data models and potential options • The Census provides a population spine • Administrative data is used for population estimates
Data models and potential options • The Census provides a population spine • Administrative data is used for population estimates • A survey or rolling census is used
Conclusions • Early days • Options to be reviewed and assessed • No decision on traditional 2021 Census yet • Strong requirement for a culture change
Culture change Nous ne fournissons pas l'information, nous la rassemblons seulement !
Culture change Thank you Nous ne fournissons pas l'information, nous la rassemblons seulement !