French Sample Characteristics
Census Characteristics
	1962	1968					1975	1982	1990
Title	General Population Census of 1962	General Population Census of 1968					General Population Census of 1975	General Population Census of 1982	General Population Census of 1990
Census Agency	INSEE (Institut National de la Statisque et des Etudes Economiques)
Population universe	Residents in France, of any nationality. Does not include French citizens living in other countries, foreign tourists, or people passing through. The microdata sample includes mainland France and Corsica.							Residents of France, of any nationality. Does not include French citizens living in other countries, foreign tourists, or people passing through. The microdata sample includes mainland France, Corsica and overseas departments
De jure or de facto	Legal population				Legal population		Legal population	Legal population		Legal population
Enumeration unit	Depends on target population (see enumeration forms, below)
Census day	March 7, 1962		March 1, 1968			February 20, 1975		March 4, 1982	March 5, 1990/ March 15 for overseas departments
Field work period	March 7 to March 30		March 1 to March 23			February 20 to March 21		March 4 to April 3	March and April
Enumeration forms	Separate forms for buildings, group quarters (collective households), group quarters (compte a part), private households, and boats. Four forms for individuals (living in group quarters and private dwellings; two different forms for people compte a part; living in boats).
Type of field work	Direct and self-enumeration				Direct and self-enumeration		Direct and self-enumeration	Direct and self-enumeration		Direct and self-enumeration
Respondent
Undercount
Sample characteristics
	1962				1968		1975	1982		1990
Sample dataset source	INSEE 1/20 original sample, selected variables				INSEE 1/20 original sample, selected variables		INSEE 1/20 original sample, selected variables	INSEE 1/20 original sample, selected variables		INSEE 1/24 sample
Sample design	Systematic manual sorting into lots with different sample units, according to target population.				Systematic manual sorting into lots with different sample units according to target population. Lots divide the population into different samples (1/20,1/5,3/4).		Systematic manual sorting into lots with different sample units according to target population. Lots divide the population into different samples (1/5 and 4/5). 1/20 sample is selected from 1/5 sample.	Systematic manual sorting into lots with different sample units according to target population. Lots divide the population into different samples (¼ and ¾). 1/20 sample is selected from ¼ sample.		1/20 sample: 1/5 sample selected from ¼ sample. All individuals in private households from ¼ sample from a district selected with probability 1/5. Other populations: systematic selection of individuals with probability 1/5. 1/4 sample: corresponds to a cluster sample of districts stratified by locality and size of household. All individuals within households constitute the 1/4 sample. For other populations, selection is based on individuals stratified by locality and type of group quarters.
Sample Unit	Private dwellings and individuals for group quarters and compte a part				Private dwellings and individuals for group quarters and compte a part		Private dwellings and individuals for group quarters and compte a part	Private dwellings and individuals for group quarters and compte a part		Private dwellings and individuals for group quarters and compte a part
Sample fraction	1/20				1/20		1/20	1/20		1/24
Sample size (person records)	2,320,911		2,487,778				2,629,456	2,713,657		2,360,854
Sample weights	Self-weighting (expansion factor= 20)		Self-weighting (expansion factor= 20				Self-weighting (expansion factor= 20	Self-weighting (expansion factor= 20		Self-weighting (expansion factor= 24
Units identified
	1962				1968	1975		1982		1990
Dwellings	Not available in current microdata sample				Not available in current microdata sample	Not available in current microdata sample		Not available in current microdata sample		Not available in current microdata sample
Vacant dwellings	Not available in current microdata sample				Not available in current microdata sample	Not available in current microdata sample		Not available in current microdata sample		Not available in current microdata sample
Households	Not available in current microdata sample				Not available in current microdata	Not available in current microdata sample		Not available in current microdata sample		Not available in current microdata sample
Individuals	Yes				Yes	Yes		Yes		Yes
Group quarters	Individuals in group quarters are included in microdata sample but not identified.				Individuals in group quarters are included in microdata sample but not identified.	Individuals in group quarters are included in microdata sample but not identified.		Individuals in group quarters are included in microdata sample but not identified.		Individuals in group quarters are included in microdata sample but not identified.
Compte a part	Individuals in group quarters are included in microdata sample but not identified.				Individuals in group quarters are included in microdata sample but not identified.	Individuals in group quarters are included in microdata sample but not identified.		Individuals in group quarters are included in microdata sample but not identified.		Individuals in group quarters are included in microdata sample but not identified.
Definitions of units identified
	1962			1968		1975		1982		1990
Compte a part	Persons living in group quarters or without a fixed address but having a usual home elsewhere (i.e., enumerated away from their usual residence). During data processing, most of these people are reintegrated into their usual households, except in the case of persons in psychiatric hospitals and prisons.
Group Quarters (Collective households)	A collective household is a group of persons that does not live in an ordinary household, but lives in a collective establishment, sharing meal times.
Legal population	Legal population refers to de jure population plus population compte a part