NOTE: The Bureau of Economic Analysis defines U.S. direct investment abroad
as the ownership or control, directly or indirectly, by 1 U.S. person of 10%
or more of the voting securities of an incorporated foreign business enterprise
or the equivalent interest in an unincorporated foreign business enterprise.
SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics;
based on data from U.S. Department of Commerce, Bureau of Economic Analysis,
International Accounts Data, "U.S. Direct Investments Abroad"
and "Foreign Direct Investment in the United States," available
at http://www.bea.doc.gov/bea/di, as of May 2002.