4-1 Vehicle-Miles: 1990-2006

4-1 Vehicle-Miles: 1990-2006

Millions

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Mode 1990 2000 R2005 2006
Air        
Air carrier 3,963 5,664 6,714 6,619
Highway      
Passenger cars 1,408,266 1,600,287 1,708,421 1,682,671
Other 2-axle, 4-tire vehiclesa 574,571 923,059 1,041,051 1,089,013
Motorcycles 9,557 10,469 10,454 12,401
Busesb 5,726 7,590 6,980 6,994
Trucks        
Single-unit 51,901 70,500 78,496 80,331
Combination 94,341 135,020 144,028 142,706
Total Highway 2,144,362 2,746,925 2,989,430 3,014,116
Railc        
Transitd 561 648 715 726
Commuter 213 271 303 315
Intercity/Amtrake 301 368 265 264
Class I freight 26,159 34,590 37,712 38,955
Other transitf 324 833 1,085 1,136

a Includes vans, pickup trucks, sport utility vehicles, and other 2-axle, 4-tire motor vehicles that are not passenger cars. b Includes municipally owned transit and commercial, federal, and school buses. c Car-miles. d Includes light and heavy rail only. e Fiscal year data.f Includes demand response, ferryboat, and other transit not specified.

Key: R = revised.

Note: Highway Data for 2005 are revised.

Sources: Air Carrier-Bureau of Transportation Statistics, General Aviation-National Transportation Safety Board, Highway-Federal Highway Administration, Class I and Intercity Rail-Association of American Railroads, Transit and Commuter Rail-American Public Transit Association as cited in U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics, table 1-32, available at http://www.bts.gov as of October 2008.