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This is a 5-digit numeric variable.

Description

This variable is the strata identifier for the sample. Strata is a constructed variable that captures implicit geographic stratification resulting from the sample design. It is created by assigning a unique identifier to groups of between 10 and 19 adjacent households. Additional documentation is available on the Variance Estimation page.

Universe

  • Spain 1991: All households

Availability

  • Spain: 1991

Integrated variables