The Penn World Tables is provided by the Center for International Comparisons of Production, Income, and Prices (CIC) at the University of Pennsylvania. The tables include macroeconomic data covering 190 countries and 33 variables such as exchange rates, growth rates per annum, and constant price GDP per capita. Access to the Penn World Tables is available from the University of Groningen. Scroll down to expert data access to view Penn World Tables in several different formats.