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Swiss Census Microdata Samples 1970, 1980, 1990 and 2000

Swiss Census Microdata Samples 1970, 1980, 1990 and 2000. Marcel Heiniger, Swiss Federal Statistical Office. III Workshop “Integrating European Census Microdata” (Barcelona, 9-10 July 2008). Content of Presentation. 1. Existing national census microdata

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Swiss Census Microdata Samples 1970, 1980, 1990 and 2000

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  1. Swiss Census Microdata Samples 1970, 1980, 1990 and 2000 Marcel Heiniger, Swiss Federal Statistical Office III Workshop “Integrating European Census Microdata” (Barcelona, 9-10 July 2008)

  2. Content of Presentation • 1. Existing national census microdata • 2. Swiss participation in the IECM/IPUMS project – A brief history • 3. Metadata and microdata delivered to IECM/IPUMS • 4. Future work

  3. National Census Microdata • individual records for the censuses of 1970, 1980, 1990 and 2000 • two harmonized individual data sets: • 1970-2000 • 1990-2000 • 2005 PUS covering the censuses of 1970, 1980, 1990 and 2000 (5% sample of individuals)

  4. History (1) • November 8, 2005: Bob McCaa visits SFSO – first discussion and general agreement to participate in project • February 2006: first delivery of documentation (metadata) • November 2006: start of discussions with Statistical Methods Unit regarding new household sample • January 2007: first internal discussion about data confidentiality issues

  5. History (2) • May 2007: drawing of new 5% household sample • September 2007: University of Minnesota approves wording of specimen contract • May 13, 2008: SFSO Director-General signs data protection contract ( = green light for data delivery) • June 23, 2008: microdata delivered to IPUMS

  6. Metadata • census forms person/household/building • explanations to census forms (1980 and 1990 only) • instructions to enumerators • (in German, French, Italian)

  7. Microdata (1) • sample drawn from the 1970-2000 harmonized data set • → certain drawbacks for IPUMS harmonization effort: • some original variables already recoded and reduced (loss of information) • no composite coding scheme used

  8. Classification Schemes – Mother TongueCensuses of 1970, 1980 and 1990

  9. Microdata (2) • confidentiality edits: • lowest level of geography: canton (NUTS 3)

  10. Census Microdata Inventory and Samples –Private Households

  11. Census Microdata Inventory and Samples –Institutional Households

  12. List of Variables • person variables (demographic, social, economic, educational) • individual • reference person (of household) • partner of reference person (of household) • household variables • building variables • dwelling variables

  13. Variable Availability 1970, 1980 and 1990 samples: • person • individual – 35 variables • reference person – 15 variables • partner of reference person – 15 variables • household variables – 37 variables • building variables – 13 variables • dwelling variables – 6 variables 2000 sample: all of the above + additional 28 person (individual) variables

  14. Record Layout

  15. Future Work • detailed description of record layout • detailed description of variable codes and their associated labels (available in French and German only) • documentation of sample design • Switzerland Country Report

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