Sample characteristics: Chile

Census characteristics
	1960	1970	1982	1992	2002
Title	XIII Censo General de Población. II Censo de Vivienda	XIV Censo Nacional de Población y III de Vivienda	XV Censo Nacional de Población y IV de Vivienda	XVI Censo Nacional de Población y V de Vivienda	XVII Censo Nacional de Población y VI de Vivienda
Census agency	Dirección de Estadísticas y Censos, Ministerio de Economía	Dirección de Estadística y Censos	Instituto Nacional de Estadísticas	Instituto Nacional de Estadísticas	Instituto Nacional de Estadísticas
Population universe	All people residing in the country at midnight November 29, 1960 (i.e. between November 28 and 29). In particular, every person that spent the night in the enumerated household. Including members of the family which for job related or special reasons slept away or were absent at midnight (e.g. guards, physicians, nurses, policemen, absent due to a party or funeral).	All living people at midnight April 22, 1970 (i.e. between April 21 and 22).	All people who spent the night before April 21, 1982 in a specific dwelling.	All people who spent the night before April 22, 1992 in a specific dwelling.	All people who spent the night before April 24, 2002 in a specific dwelling. And people who usually reside there but spent the night outside for job related reasons. Exclude people traveling to other cities.
De jure or de facto	De facto	De facto	De facto	De facto	De facto
Census day	November 29, 1960	April 22, 1970	April 21, 1982	April 22, 1992	April 24, 2002
Field work period	November 29, 1960	April 22, 1970	Determined by the Chief of the Census Zone	April 22, 1992	April 24, 2002
Enumeration forms	Single enumeration form, which requested information on dwellings and individuals.	Single enumeration form, which requested information on dwellings, households and individuals.	Single enumeration form, which requested information on dwellings, households and individuals.	Single enumeration form, which requested information on dwellings, households and individuals.	Single enumeration form, which requested information on dwellings, households and individuals.
Type of field work	Face to face interview (direct enumeration). Enumerators were appointed by the communal commissions of the Republic, and preference was given to public servants, teachers, members of the armed forces, members of social and cultural entities, notable neighbors, students of the highest learning courses (“alumnos de los cursos superiores de enseñanza”), etc. Once chosen, enumerators were trained.	Face to face interview (direct enumeration) performed by trained personnel.	Face to face interview (direct enumeration) performed by trained personnel.	Face to face interview (direct enumeration) performed by trained personnel.	Face to face interview (direct enumeration) performed by trained personnel.
Respondent	Head of household or person that is replacing her/him.	Head of household. In her/his absence interview spouse or domestic partner, older children, or other non-relatives associated with the household.	Head of household. In her/his absence, any other adult.	Request information directly from every head of household and all ahousehold members aged 14 and older. For people aged less than 14 request information from the head of the household, and in her/his absence from any other present adult.	Apparently, individuals ages 15 and over.

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Microdata sample characteristics
	1960	1970	1982	1992	2002
Microdata source	Celade	Celade	Celade	Celade	Celade
Sample design	Unknown	Systematic sample of every 10th dwelling.	Systematic sample of every 10th household.	Systematic sample of every 10th dwelling.	Systematic sample of every 10th dwelling.
Sample unit	Individual	Dwelling	Household	Dwelling	Dwelling
Sample fraction	1.2%	10%	10%	10%	10%
Sample size (person records)	88,184	890,481	1,133,062	1,335,055	1,513,914
Sample weights	Self-weighting. Expansion factor = 83.	Self-weighting. Expansion factor = 10.	Self-weighting. Expansion factor = 10.	Self-weighting. Expansion factor = 10.	Self-weighting. Expansion factor = 10.

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Units identified
	1960	1970	1982	1992	2002
Dwellings	Not available in microdata sample	Yes	Not available in microdata sample	Yes	Yes
Vacant units	Not available in microdata sample	Yes	Yes	Yes	Yes
Households	Not available in microdata sample	Yes	Yes	Yes	Yes
Individuals	Yes	Yes	Yes	Yes	Yes
Group quarters	Yes	Yes	Yes	Yes	Yes
Smallest geography	Municipalities with 20,000+ population in 2002 combined by MPC	Municipalities with 20,000+ population in 2002 combined by MPC	Municipalities with 20,000+ population in 2002 combined by MPC	Municipalities with 20,000+ population in 2002 combined by MPC	Municipalities with 20,000+ population in 2002 combined by MPC

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Unit definitions
	1960	1970	1982	1992	2002
Dwellings	Any functionally separate and independent premises or enclosure that has been constructed, made, converted, or prepared for purposes of permanent or temporary lodging of people, as well as any type of accommodation, stationary or mobile, occupied as a place of lodging on the date of the census. Therefore, the following constitute a dwelling: a) A house, apartment, flat, room or group of rooms, shack, etc., that is independent and meant for providing lodging to a group or people or a single person; b) a craft (boat), vehicle, boxcar, tent, etc. as well as any other type of accommodation (granary, shed), occupied as a place of lodging on the date of the census.	Any structurally separate and independent premises or enclosure constructed, converted, or prepared for permanently or temporarily housing people.	Any separate and independent place of habitation constructed, converted or prepared for permanently or temporarily housing people.	Any separate and independent place of habitation constructed, converted or prepared for permanently or temporarily housing people. A house, an apartment, a room in a tenement, a cabin, an improved shack [mejora], a hospital, a barracks, a boardinghouse, a hotel, are dwellings.	Structure equipped for the permanent or temporary lodging of people, with separate and independent access. They can be: fixed or mobile; made of various materials; and house one or more households.
Private Households	A private or family dwelling is one used as a separate and independent abode or domicile by a person who lives alone or by a family or a group of people, related or unrelated, who live together under a family system.	This corresponds to the currently common idea of a family, which is one that includes two or more related people, who satisfy their food needs together and occupy all or part of a dwelling.	House, apartment, tenement dwelling, squatter settlement, shack, rustic hut, or cabin that has 5 boarders or fewer.	Is one made up of a single person or a group of related or unrelated people who live together. That is, they eat and stay together.	A private household is composed of one or more persons, either related or unrelated, that: 1) live in the same dwelling; 2) share a single, common budget; 3)eat together, regardless of the ownership or type of kitchen used; 3) recognize a household head among themselves.
Group Quarters	This type of dwelling is used or meant to be used as a place of lodging for a group of people who are not necessarily related, but who generally live together for reasons of discipline, health, teaching, military or religious life, work, etc. Other such dwellings in this category are: correctional facilities, military barracks, hospitals, boarding schools, hotels, convents, boarding houses, retirement homes, workers camps, etc.	Formed by groups of, normally unrelated, people who share a dwelling due to reasons of health, discipline, religion, studies, etc.	Residential guesthouse that has the same structural characteristics as private dwellings. Private dwellings with 6 or more boarders will also be included here.	Is one made up of a group of unrelated people who live together for reasons of health, work, religion, study, discipline, etc.	A group of unrelated people that share a dwelling, or part of one, and live communally for reasons of health, work, religion, study, discipline, etc. A collective household does not have a household head.

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