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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

2-3 Passenger Miles Traveled

Monday, January 13, 2014

Excel

millions

Mode 2001 2011
Air    
U.S. air carrier, domestic 486,506 575,613
Highway    
Light duty vehiclea * 3,644,971
Motorcycle * 19,927
Truck * 267,207
Bus * 292,192
Passenger rail    
Amtrakb 5,559 6,670
Commuter rail 9,544 11,314
Heavy rail 14,178 17,317
Light rail 1,427 2,198

*2001 highway data are omitted because they are not comparable to 2011 data due to a change in vehicle occupancy rates derived from National Household Travel Surveys.

aIncludes passenger cars, light trucks, vans, and sport utility vehicles. bMeasured in revenue passenger miles.

Source: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics, table 1-40, available at www.bts.gov as of October 2013.