Sample characteristics: Mongolia

Census characteristics
  1989 2000
Title Population and Housing Census 1989 Population and Housing Census 2000    
Census agency National Statistical Office of Mongolia National Statistical Office of Mongolia    
Population universe All population inside Mongolia and abroad All population inside Mongolia and abroad    
De jure or de facto De facto and de jure De facto and de jure    
Enumeration unit Households Households    
Census day January 5, 1989 January 5, 2000    
Field work period January 5-9, 1989 January 5-11, 2000    
Enumeration forms There are three enumeration forms: 1) census questionnaire, 2) household questionnaire, and 3) housing questionnaire. There are three enumeration forms: 1) census questionnaire, 2) household questionnaire, and 3) housing questionnaire.    
Type of field work Direct interview Direct interview    
Respondent Adult family members Adult family members    
Coverage 100% 100%    

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Microdata sample characteristics
  1989 2000
Microdata source National Statistical Office of Mongolia National Statistical Office of Mongolia    
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.		 Systematic sample of every tenth household. Drawn by MPC from 100% microdata.    
Sample unit Households Households    
Sample fraction 10% 10%    
Sample size (person records) 190,631 243,725    
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. Self-weighted. Expansion factor = 10.    

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Units identified
  1989 2000
Dwellings Yes Yes    
Vacant units No No    
Households Yes Yes    
Individuals Yes Yes    
Group quarters Yes Yes    
Indigenous population Not specified Not specified    
Special populations Not specified Not specified    
Smallest geography Province (aimag) Province (aimag)    

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Unit definitions
  1989 2000
Dwellings Not specified Not specified    
Households One or more individuals who live under one roof, have either family or relationship relation, and have one budget. A single persons or two or more related or unrelated persons who share food and other essentials, such as pooling of income.    
Group quarters --- 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.    

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