1980 Census of Population and Housing - IPUMS Subset

United States, 1980

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Reference ID

USA_1980_PHC_v01_M_v7.5_A_IPUMS

Producer(s)

U.S. Census Bureau, IPUMS

Metadata

DDI/XML JSON

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Created on

Sep 03, 2025

Last modified

Sep 03, 2025

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1805

Quarter of birth (US1980A_BIRTHQTR)

Data file: USA1980_PHC-P-H.dat

Overview

Type: Discrete

Decimal: 0

Start: 412

End: 412

Width: 1

Range: -

Format: Numeric

Questions and instructions

Literal question

<svar a="all" v="US80A515"><span class="em">5b. Print month and fill one circle. </span><br /><div class="i1">____ Month of birth</div><br /><div class="i2">[] Jan. - Mar.<br />[] Apr. - June<br />[] July - Sept.<br />[] Oct. - Dec.</div><br /></svar>

Categories

Value	Category
1	January-February-March
2	April-May-June
3	July-August-September
4	October-November-December

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

Description

Definition

This variable indicates the person's quarter of birth (January-March, April-June, July-September, October-December).

Universe

United States 1980: All persons

concept

Concept

var_concept.title	Vocabulary
Nativity and Birthplace Variables -- PERSON	IPUMS

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