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United Nations Demographic Yearbook 1971

image of United Nations Demographic Yearbook 1971
The 1971 Demographic Yearbook is the twenty-third in the series of compendia of demographic statistics issued by the Statistical Office of the United Nations since 1948. In accordance with a cyclical rotation plan of publication, a different field of demographic statistics receives intensive treatment each year. The present issue features results of population censuses taken during the period 1962-1971, up-dating the census results for 1955-1964 which were presented in the 1962, 1963 and 1964 issues.

English, French

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Technical notes on the statistical tables

The statistics presented in the Demographic Yearbook are official data unless otherwise indicated. They have been assembled by the Statistical Office of the United Nations from official publications and from data transmitted in monthly and annual questionnaires and in correspondence by the national statistical services or other appropriate government offices of over 220 countries.

English

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