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Spanish Censuses: Building Census Population Survey

Spanish Censuses: Building Census Population Survey. Amman 28 November – 1 December 2016. Some History. 1991: Classical censuses 1996: Continuous population register 2001: Use of previous information. CAWI 2011: Building census. geo-referencing. Sampling survey. Pre-census file.

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Spanish Censuses: Building Census Population Survey

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  1. Spanish Censuses:Building CensusPopulation Survey Amman 28 November – 1 December 2016

  2. Some History • 1991: Classical censuses 1996: Continuous population register • 2001: Use of previous information. CAWI • 2011: Building census. geo-referencing. Sampling survey

  3. Pre-census file • Sources: 2001 Census Municipal population registers Social Security Tax agency registry Other registries • Components: Territorial file Population file

  4. Pre-census file • Sample selection of households for the survey (framework A) • Starting point to the Building and Housing Censuses • Base for a Weighted Census File (WPC)

  5. Provincial Inspector Head of Team (Encargado Comarcal) Supervisor (Encargado de Grupo) Enumerator (Agente Censal) Regional organization Local Inspector

  6. Temporary contracts 5 census agents  1 supervisor 5 supervisors  1 head of team (encargado comarcal)

  7. Call for tenders • CAWI and CAPI applications • Handheld devices • Communication technology • Call center for the helping line • OCR data processing • Training materials • Advertising campaign

  8. Building census • Objectives: • Complete and check the PCF • Geo-referencing • Select dwellings for the population survey (FRAMEWORK B) • Buildings and housings characteristics • Buildings with at least 1 dwelling • 20% areas with highest quality buildings in PCF not visited

  9. ACxx001 EGxx01 Contraseña : **************** usuario

  10. Zona de identificación Zona de sub-unidades

  11. Zona de identificación Zona de sub-unidades

  12. Fase Zona de identificación Zona de asignar Resultado

  13. Population survey • People living in Spain (more than 1 year) • 1 November 2011 • Objectives: • Get information not included in the PCF • Estimate the total population in every municipality

  14. Population survey Dwellings: -Main dwellings -Non main dwellings Hotels and other group establishments Homeless persons

  15. Population survey • Chanels: 1- FRAMEWORK A (dwellings from PCF): CAWI Paper questionnaires (by mail) CAPI 2- FRAMEWORK B (dwellings not in the PCF but detected during the Building Census): CAWI / Mail CAPI

  16. Calendar • September 2011. First letter (only CAWI) • October 2011. Mail questionnaire (CAWI and Paper-based self interviewed) • October – November 2011. New letter (CAWI) • November 2011 – January 2012. Building Census. CAPI (survey) • March 2012. End of data collection

  17. IT Network

  18. The survey. Some data • 5.000 people were contrated (45.000 in Census 2001). • Fieldwork between Oct 2011 and march 2012 Effective sample size: personal interview (CAPI) 10.3% (166,397 questionnaires) Internet (CAWI) 37.6% (609,756 “ ) self-administered postal questionnaire 52.1% (845,752 “ ) Total: 1,622,000 households. 4.2 million people (9.0% of population) Another 600,000 secondary or empty dwellings were investigated Overall budget of the operation: 85 million euros (approx. 50% due to buildings census) web

  19. Thank you

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