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Update from Statistics Canada

Explore the major changes in Canadian census practices since 2001, including the introduction of Blocks and Dissemination Areas, focusing on increased precision and wider dissemination of data through platforms like GeoSearch. Learn about upcoming enhancements for 2006, such as improved geocoding and automated postal code geocoding, aiming to streamline the data collection and dissemination process. The presentation also touches on key developments in Metropolitan Influence Zones and geographic attribute files, paving the way for more detailed analysis and understanding of Canadian demographics.

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Update from Statistics Canada

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Presentation Transcript

  1. Update from Statistics Canada • Bernie Gloyn, Communications & Library Services Division • IASSIST 2006 – Ann Arbor

  2. Agenda • Major changes in 2001 • Upcoming for 2006 Census • Other developments

  3. Major changes in 2001 • Completed digital road network for the country • Partnership with Elections Canada • Introduced Block, Dissemination area and Metropolitan Influence Zones • Dropped the Enumeration area (EAs) for dissemination use

  4. Major changes in 2001 • Internet as the primary dissemination channel • More free products • Data warehouse implemented • platform for wider application and use • efficiencies for in-house use and external data provision • GeoSearch for internet mapping • down to block, includes population count

  5. Major changes in 2001 - GeoSearch

  6. Major changes in 2001 - Blocks Blocks • Reflects roads and admin areas • Nearly 500,000 • Much greater precision versus EAs • Basis for building other geographies • Health Districts • Electoral Districts

  7. Major changes in 2001 - DAs Dissemination Areas • Completed in Street Network File areas • Approximate CMAs • More homogenous and consistent over time • Target of 500 population • Minimize data suppression • 50,000 areas • Outside of SNF, a DA = EA • 17,000 DAs to be improved

  8. Major changes in 2001 - MIZ Metropolitan Influence Zones (MIZ) • Differentiate rural areas based on commuting • Strong, moderate, weak and no influence • http://geodepot.statcan.ca/Diss/Maps/ReferenceMaps/retrieve_sac.cfm • Increasing use for analysis • Rural Secretariat (http://www.rural.gc.ca) • Rural Profiles for Eastern Canada Provinces • Institut national de santé publique du Quebec • Does Living in Rural Communities rather than Cities Really Make a Difference in People’s Health and Wellness • Canadian Institute for Health Information • Geographic Distribution of Physicians in Canada • Norris study of Census

  9. Major changes in 2001 - MIZ

  10. 8 1996 to 2001 6 4 2 Percent change in population over 5 years 0 -2 1 -4 Montreal- Urban 0.5 Urban 100 Urban 10K Rural Rural Rural Rural (no 1 2 3 Toronto- to 1.1 to 499K to 99K (strong (moderate (weak metro Vancouver million metro metro metro influence) influence) influence) influence) Larger urban centres Rural and small town areas Metro grows faster -- within rural, strong metro influence grows faster 1 30%+ commute to CMA/CA; 2 5-30% commute to CMA/CA; 3 0-5% commute to CMA/CA

  11. Upcoming for 2006 • Improvements in the base (road network file) • Free release Sept 2005 • 3 formats: Arc/Info, MapInfo, GML • 7,000 downloads • Improved addressing • Moved from 53% to 82% block face geocoding • Removed phantom streets • September 2006 next release

  12. Upcoming for 2006 • Not many changes from 2001 • Operational concerns paramount for 2006 • Complete the DA program for the country • Refinements in Geosearch • Larger view • Link to profiles • Follow common look & feel guidelines • Return of the GAF

  13. Upcoming for 2006 • Postal Code file • Automated geocoding of the postal codes to geographic areas • Improvements in base • Overall geocoding process will improve due to 2006 census info • Quality indicator on each record to indicate confidence in geocoding quality • Working paper describing PCCF geocoding process • Earlier release

  14. Upcoming for 2006 • Early release of geography products • January 16, 2007 • Selected geography products • February 13, 2007 • Population and dwelling counts • geography products pricing currently under review • decision in Fall 2006

  15. January 16, 2007 Cartographic BoundaryFiles (excluding UAs & DPLs) Digital Boundary Files(excluding UAs & DPLs) Reference Maps(CMA/CA, CD, ER, SAC, FED, CD/CSD, CT/DA) Illustrated Glossary GeoSearch (excluding UAs & DPLs) February 13, 2007 Cartographic Boundary Files (UA & DPL) Digital Boundary Files (UA & DPL) Reference Maps (CMA/CA/CT, Non-tracted CA/DA, CSD/DA) Thematic maps GeoSearch (including UA & DPL) GeoSuite Geographic Attribute File Upcoming for 2006

  16. Other Coming Changes • New geography mapping tools being developed for STC web site • Geography and mapping of the LH sidebar of StatCan website • Adding other Geographies • Watersheds • Ecozones

  17. Other Additions • Watersheds • Loaded on CANSIM • 153-0035 Land cover by category, Canada, major drainage areas and sub-drainage areas, occasional (Square kilometres), 2000 • 153-0036 Selected population characteristics, Canada, major drainage areas and sub-drainage areas, every 5 years (Number), 1981-2001 • 153-0038 Selected agricultural activities, Canada, major drainage areas and sub-drainage areas, every 5 years (Square kilometres), 1981-2001

  18. Thank you! Any questions?

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