Codes and Frequencies
Most IPUMS data transformations are performed using variable harmonization tables that specify how each value in the source data is recoded. Some variables also require programming logic in addition to the harmonization table. The harmonization documents for this variable are:
CITYPT identifies the city within Portugal in all sample years. CITYPT is harmonized by name and does not account for boundary changes over time.
The full set of geography variables for Portugal can be found in the IPUMS International Geography variables list. For cross-national geographic analysis on the first and second major administrative level of any country refer to GEOLEV1, and GEOLEV2. More information on IPUMS-International geography can be found here.
- All households
- Portugal: 1981, 1991, 2001, 2011