Vehicles per Thousand People in the United States, 1900-2010

  • Dimensions

    • Notes
      • Population – (2010) U.S. Census Bureau, Population Division, International Data Base (IDB) World, April 18, 2012. (Additional resources: http://www.census.gov/ipc/www/idb/) Vehicles – (2010) U.S.: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics 2010, Washington, DC, 2012. All others: Ward’s Communications, Ward’s Motor Vehicle Data 2010, pp. 287–290. (Additional resources: www.fhwa.dot.gov, www.wardsauto.com)