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Sample characteristics: China

Census/survey characteristics
Type Census
Title Third National Population Census
Statistical agency National Bureau of Statistics
Population universe All individuals who have Chinese nationality and reside in China, personnel of embassies, consulates and other missions in foreign countries and staff, experts, students and trainees abroad.
De jure or de facto De jure
Census/survey day At 0:00 on July 1, 1982
Field work period Census registration from July 1 to July 10, 1982; Census review from July 11 to July 15, 1982; Census quality evaluation survey from July 16 to July 31, 1982.
Questionnaire A single questionnaire for regular and collective households.
Type of fieldwork Direct enumeration: grass-roots cadres organized householders or the persons who were familiar with household situations appointed by householders into the census station to fill out the census form, or census takers visited households to fill out the census form.
Microdata sample characteristics
Sample design Systematic sample
Sample fraction 1%
Sample size (person records) 10,039,191
Sample weights Self-weighting Expansion factor = 100.
Units identified in microdata
Dwellings No
Vacant units No
Households Yes
Collective dwellings Yes
Smallest geography City/prefecture
Unit definitions
Dwellings Not applicable
Households Domestic household: A group of individuals who are either relatives or non-relatives, live in one residential unit and are registerered as one household. Collective household: A group of individuals who live in the same dormitory in a college (or school) or in the same living quarters for staff and workers in a factory or other organization.
Collective dwellings Collective dorms of work units (including their branch units) such as organs, groups, schools, factories, mines, construction sites, farms, companies, shops, hospitals, nurseries, old people's homes, monasteries, churches, prisons, places for reform through labor and reeducation.
Census/survey characteristics
Type Census
Title Fourth National Population Census
Statistical agency National Bureau of Statistics
Population universe All individuals who have Chinese nationality and reside in China
De jure or de facto De jure
Census/survey day At 0:00 on July 1, 1990
Field work period Census registration from July 1 to July 10, 1990; Census review from July 11 to July 15, 1990; Census quality evaluation survey from July 16 to July 31, 1990.
Questionnaire A single questionnaire for regular and collective households.
Type of fieldwork Direct enumeration: census takers visited household to fill out the census form.
Microdata sample characteristics
Sample design Stratified cluster sample
Sample fraction 1%
Sample size (person records) 11,835,947
Sample weights Self-weighting Expansion factor = 100.
Units identified in microdata
Dwellings No
Vacant units No
Households Yes
Collective dwellings Yes
Smallest geography City/prefecture
Unit definitions
Dwellings Not applicable
Households Households can be classified into two types: domestic and collective. Individuals who live in the same place mostly due to family relationships are counted as a domestic household. Singles who live alone are counted as a domestic household. Individuals who live in the same domestic household should be registered as one household only, regardless of the type of working places and the type of household registrations (agricultural or non-agricultural), and whether they have the formal household registrations.
Collective dwellings Collective dorms of work units (including their branch units) such as organs, groups, schools, factories, mines, construction sites, farms, companies, shops, hospitals, nurseries, old people's homes, monasteries, churches, prisons, places for reform through labor and reeducation.
Census/survey characteristics
Type Census
Title Fifth National Population Census
Statistical agency National Census Office
Population universe All individuals who have Chinese nationality and often reside in China
De jure or de facto De jure
Census/survey day November 1, 2000
Field work period From November 1, 2000 to November 10, 2000.
Questionnaire Four forms: A census short form, census long form, population mortality survey form, and census appendix form also known as the temporary resident survey form.
Type of fieldwork Census takers conduct direct house-to house enumeration. Enumerators complete and verify census forms at the household residence based upon responses provided by the householder or others in the household.
Microdata sample characteristics
Sample design Systematic sample of households.
Sample fraction 1%
Sample size (person records) 11,804,344
Sample weights Self-weighting (expansion factor = 10).
Units identified in microdata
Dwellings No
Vacant units No
Households Yes
Collective dwellings Yes
Smallest geography City/prefecture
Unit definitions
Dwellings Not applicable
Households Individuals with family member relationships living together or single persons living alone.
Collective dwellings Individuals without family member relationships living in collective dormitories or other residences together.