Billions of current dollars, except as noted
|Share of GDP (percent)||3.0||3.1||3.1||3.0||3.1||3.1||3.1||3.1||2.9||2.9||2.9|
KEY: GDP = Gross Domestic Product.
NOTE: For-hire transportation includes air transportation, rail transportation, water transportation, truck transportation, transit and ground passenger transportation, pipeline transportation, other transportation and supporting activities, and warehousing and storage.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, calculations based on data from U.S. Department of Commerce, Bureau of Economic Analysis, "Gross Domestic Product by Industry," available at http://www.bea.gov/, as of January 2005.