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Sample characteristics: Mongolia

Census/survey characteristics
Type Census
Title Population and Housing Census 1989
Statistical agency National Statistical Office of Mongolia
Population universe All population inside Mongolia and abroad
De jure or de facto De jure and de facto
Census/survey day January 5, 1989
Field work period January 5-9, 1989
Questionnaire There are three enumeration forms: 1) census questionnaire, 2) household questionnaire, and 3) housing questionnaire.
Type of fieldwork Direct interview
Microdata sample characteristics
Sample design Cluster sample of entire districts (soums) or portions of districts. Every province has some districts sampled. NOTE: Because of extreme clustering, the sample weights may not ensure representative results for all types of analyses.
Sample fraction 10%
Sample size (person records) 190,631
Sample weights Weights designed to yield the proper age structure for each province based on published census results. Household weights are computed as the mean of the person weights in the unit.
Units identified in microdata
Dwellings Yes
Vacant units No
Households Yes
Collective dwellings Yes
Smallest geography Province (aimag)
Unit definitions
Dwellings Not specified
Households One or more individuals who live under one roof, have either family or relationship relation, and have one budget.
Census/survey characteristics
Type Census
Title Population and Housing Census 2000
Statistical agency National Statistical Office of Mongolia
Population universe All population inside Mongolia and abroad
De jure or de facto De jure and de facto
Census/survey day January 5, 2000
Field work period January 5-11, 2000
Questionnaire There are three enumeration forms: 1) census questionnaire, 2) household questionnaire, and 3) housing questionnaire.
Type of fieldwork Direct interview
Microdata sample characteristics
Sample design Systematic sample of every tenth household. Drawn by IPUMS from 100% microdata.
Sample fraction 10%
Sample size (person records) 243,725
Sample weights Self-weighted. Expansion factor = 10.
Units identified in microdata
Dwellings Yes
Vacant units No
Households Yes
Collective dwellings Yes
Smallest geography Province (aimag)
Unit definitions
Dwellings Not specified
Households A single persons or two or more related or unrelated persons who share food and other essentials, such as pooling of income.
Collective dwellings The place in which a group of unrelated persons live together but are not members of a household, such as dormitories, military divisions, hospitals, holiday homes, sanatoriums, and caring homes.