Table 8 Vehicle-Miles
Table 8 Vehicle-Miles
(Millions)
| 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 129; 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).