Figure 8,,,,, U.S. Gross Domestic Product by Major Societal Function: 2004,,,,, ,,,,, (Percent),,,,, Function,2004,,,, Housing,25.4,,,, Health care,16.9,,,, Food,11.7,,,, Transportation-related a,10.5,,,, Education,7.3,,,, Recreation,6.9,,,, Other b,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 2005.",,,,, ,,,,, ,,,,, ,,,,, ,,,,,