Table 8 Vehicle-Miles

Table 8 Vehicle-Miles

(Millions)

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Mode 1970 1980 1990 1995 1999
Air carriers 2,068 2,523 3,963 4,629 5,309
General aviation 3,207 5,204 4,830 3,795 U
Passenger carsR 916,700 1,111,596 1,408,286 1,428,497 1,569,270
MotorcyclesR 2,979 10,214 9,557 9,797 10,584
Other 2-axle, 4-tire vehiclesa,R 123,286 290,935 574,571 790,029 901,121
Trucks: Single-unitR 27,081 39,813 51,901 62,705 70,311
Trucks: CombinationR 35,134 68,678 94,341 115,451 132,386
Busesb,R 4,544 6,059 5,726 6,420 7,663
Otherc N 15 R326 R547 U
Rail: Transitd 441 403 561 572 U
Rail: Commuter N 179 213 238 U
Rail: Class 1 freighte 29,890 29,277 26,159 30,383 33,851
Rail: Intercity/Amtrake,f 690 235 301 292 U

a In July 1997, the U.S. Department of Transportation, Federal Highway Administration, reassigned some vehicle-miles from "passenger car" to "other 2-axle, 4-tire."
b Includes municipally owned transit, commercial, federal, and school buses.
c Includes demand responsive, ferry boat, and other transit not specified; 1980 data include "other transit" only.
d Includes light and heavy rail only.
e Car-miles
f Fiscal year data. Amtrak began operations in 1971.

Key: N = data do not exist; R = revised; U = unavailable.

Sources: U.S. Department of Transportation (USDOT), Bureau of Transportation Statistics (BTS), National Transportation Statistics 2000 (Washington, DC: In press), table 1–29; USDOT, BTS, Office of Airline Information, Air Carrier Traffic Statistics (Washington, DC: 2000); USDOT, Federal Highway Administration, Highway Statistics 1999 (Washington, DC: 2000); and Association of American Railroads, Railroad Facts,1999 (Washington, DC: 2000).