Figure 9,,,,, U.S. Gross Domestic Product by Major Societal Function: 2003,,,,, (Percent),,,,, Function,2003,,,, Housing,25.3,,,, Health care,16.7,,,, Food,11.8,,,, Transportation-relateda,10.5,,,, Education,7.5,,,, Recreation,7.0,,,, Otherb,21.2,,,, "a Includes all consumer and government purchases of goods (e.g., vehicles and fuel) and services (e.g., auto insurance) and exports related to transportation. b Includes all other categories (e.g., entertainment, personal care products and services, and payments to pension plans).",,,,, "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, October 2004.",,,,,