Census based on administrative registers Margareta Carlsson Statistics
Census based on administrative registers Margareta Carlsson, Statistics Sweden September 30, 2020
Background
Background • Population and housing censuses – 1990 (combined method) • Mid 1990 s: Decision to prepare for a register-based method • 1995: Sweden becomes a member of the EU • 2006: Law on the Dwelling Register • 2008 -2010: Construction of the Dwelling register • 2010 -2011: Registration on dwelling (buildings with more than one dwelling) • 2008 -2010: European legislation on the 2011 Census (topics, cubes, quality declaration) • No Swedish census between 1990 and 2011 • 2011 Census fully register-based
1990 -2011 - The new link • Creation of the Dwelling Register • The authority Lantmäteriet (Swedish mapping, cadastral and land registration authority) responsible • All dwellings • Unique ID of a dwelling • Registration of persons at the dwelling • The Swedish Tax agency responsible • Multi dwelling buildings • Cooperation between Statistics Sweden, Municipalities, The Swedish Tax Agency, Lantmäteriet, property owners, the public
Statistics Sweden’s system of registers The Population Register (TPR) The Business Register (BR) The Real Property Register (RPR)
Statistics Sweden’s system of registers Labour market Household finances Living Conditions Population Income and taxation Employment - individuals Democracy Integration Education Bankruptcy Individuals sphere Statement of earnings Individuals register Real estate prices Value added tax (VAT) Individuals Households Real estate taxes Tax declaration Geography Schools Standardized accounting statements as an appendix to tax return Employment – Enterprise/Local unit Foreign trade Dwellings Business sphere Business register Enterprise Local unit Real estate sphere New construction Real estate register Conversions Real estate Demolition
Register-based statistics • Census • Population • Births • Deaths • Migration (internal, external) • Household • Housing • Dwelling • Occupation • Education • etc.
2011 Census
2011 Census • EU Regulations – 2011 Census • First fully register-based census • Reference date 31 December 2011 • Only EU-topics • Published via Census Hub at Eurostat web page
Registers used • Total Population Register • Building and Dwelling Register • Education Register • Employment Register • Occupation Register • Locality Register • Unique identities for persons, building, dwellings, enterprises, work places, …
Total Population Register • All registered persons in Sweden (target population) • Variables Personal Identification Number (PIN) Sex Age Resident region Parish of birth Country of citizenship Legal marital status PIN, mother/father/husband/wife/partner Dwelling ID (since 2011) Family ID Household ID (since 2011) …
Building and Dwelling Register • All buildings and dwellings in Sweden • Variables Dwelling identity (unique) Type of building (incl. special housing) Type of ownership Period of construction Useful floor space Number of rooms (multi-dwelling buildings) Region …
2011 Census
Not in registers • Information not in registers => Model-based, imputed • Family • Household (household-dwelling concept = all persons living in the dwelling) • Consensual union couples • • Type of heating – 100 % central heating Water supply system – 100 % piped water in the housing unit Toilet facilities – 100 % flush toilet in the housing unit Bathing facilities – 100 % fixed bath or shower in the housing unit
Family and Household • Registered at the same dwelling (unique dwelling ID) • Legal marital status • Parent-child relationship • Spouse relationship
Consensual union couple • Consensual union couple with children • registered at the same dwelling • at least one child • Consensual union couple without children • registered at the same dwelling • at least 18 years old • different sex • age difference less than 15 years • not close relatives • only one possible couple in the dwelling
Register-based statistics Advantages
Advantages • Short production time • Reduced costs • Reduced/no extra response burden • Good coverage of units • No sampling errors • Continuously updated - continuous census type statistics (Population, households, housing, …) • Regional level
Register-based statistics Disadvantages
Disadvantages/challenges • Register information - real situation? • Reference time • Errors in registers • Under-/Over-coverage Population in register = Target population • Information not in registers • Unreliable cells • Disclosure control • Controls (tests) for reasonable combinations
Building up and maintaining a register • Legislation in place • Cooperation between statistical office and data owners • Takes time • Coverage • Evaluation of the quality • Mechanical controls • Continuously updating • Continuous work on develop the quality • Good reporting procedures/system • Personal interest
Thank you! Contact Margareta Carlsson m. carlsson@scb. se
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