GEO2_PK1981 indicates the household?s administrative division within Pakistan in 1981. Administrative divisions are the second level administrative units of the country, after provinces. A GIS map (in shapefile format), corresponding to GEO2_PK1981 can be downloaded from the GIS Boundary files page in the IPUMS International web site
The full set of geography variables for Pakistan 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.