1990 Census of Population and Housing - IPUMS Subset

Get Microdata

Reference ID

PRI_1990_PHC_v01_M_v7.5_A_IPUMS

Producer(s)

U.S. Census Bureau, IPUMS

Metadata

Documentation in PDF DDI/XML JSON

Created on

Dec 22, 2014

Last modified

Sep 03, 2025

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Person weight (PR1990A_PERWT)

Type: Continuous

Start: 205

End: 208

Width: 4

Range: -

Format: Numeric

Definition

This variable indicates how many persons in the U.S. population are represented by a given person in an IPUMS sample.

Universe

Puerto Rico 1990: All persons

Concept

Derivation

This is a 4-digit numeric variable with 0 implied decimal places

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