Figure 1,,,,, U.S. Gross Domestic Product by Major Societal Function: 1999,,,,, ,Percent,,,, Food,11.9,,,, Transportation,10.6,,,, Education,7,,,, Other,31.7,,,, Housing,24.2,,,, Healthcare,14.6,,,, "SOURCE: U.S. Department of Transportation, Bureau of Transportation ",,,,, "Statistics, calculated from data in U.S. Department of Commerce, ",,,,, "Bureau of Economic Analysis, Survey of Current Business, July 2000.",,,,,