'lbe tables in this bulletin provide aggregate economic and agricultural growth am perfonnance indicators for the world, for four economic groupings of countries, am for 160 individual countries. 'Ihese 160 countries account for 99.7 percent of the world population. '!he indicators cover such topics as population? gross domestic product, consumption, factors of production, c::cmnodity production, am trade. Raw data used to compute the indicators, as well as basic statistics, come from a variety of ,sources, including the U.S. Department of Agriculture, Food and Agriculture Ol>:gaI1ization of the United Nations, World Bank, International Monetcrry Fund, am the United Nations.