Table 9 - Number of Vehicles, Aircraft, Railcars, and Vessels

Table 9 - Number of Vehicles, Aircraft, Railcars, and Vessels

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  1980 1990 2000 2002
Highway        
Truck, single-unit 2-axle 6-tire or more 4,373,784 4,486,981 5,926,030 5,650,619
Truck, combination 1,416,869 1,708,895 2,096,619 2,276,661
Truck, total 5,790,653 6,195,876 8,022,649 7,927,280
Air        
Air carriers 3,808 6,083 8,055 8,194
Rail        
Class I, locomotive 28,094 18,835 20,028 20,506
Class I, freight cars (1) 1,168,114 658,902 560,154 477,751
Nonclass I freight cars (1) 102,161 103,527 132,448 130,590
Railcar companies and shippers freight cars (1) 440,552 449,832 688,194 691,329
Water 38,788 39,445 41,354 41,002
Nonself-propelled vessels (2) 31,662 31,209 33,152 32,381
Self-propelled vessels (3) 7,126 8,236 8,202 8,621
Oceangoing steam and motor ships (4) 864 636 454 426

(1) Beginning with 2001 data, Canadian-owned U.S. railroads are excluded. This accounted for about 47,000 cars in 2000.
(2) Nonself-propelled vessels include dry-cargo barges, tank barges, and railroad-car floats.
(3) Self-propelled vessels include dry cargo, passenger, off-shore support, tankers, and towboats.
(4) 1,000 gross tons and over.

SOURCE: Various sources, as cited in U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics, table 1-11, available at http://www.bts.gov.