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Groningen Growth and Development Centre
Faculty of Economics and Business
GGDC Productivity Penn World Table PWT earlier releases

PWT 6.1

PWT 6.1 includes 168 countries and territories, for the period 1950-2000, and uses 1996 as the reference year. Access to the data is provided below:

Attribution requirement - When using these data (for whatever purpose), please make the following reference:

  • Alan Heston, Robert Summers and Bettina Aten, Penn World Table Version 6.1, Center for International Comparisons of Production, Income and Prices at the University of Pennsylvania, October 2002.

Documentation and additional data

What's new (main differences between PWT 6.1 and previous versions)
National account data for PWT 6.1
Variables in the national account data
Appendix (gives detailed description of each variable in PWT 6.1)
Treatment of China in PWT 6 (describes the construction of the national accounts data and price level estimation for the PRC)
Technical Notes (describes the programs and data flow in the construction of PWT 6.1)


The material is based upon work supported by the National Science Foundation under Grant No. 9911377. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.
Last modified:12 September 2016 08.54 a.m.