| ABOUT RITA | CONTACT US | PRESS ROOM | CAREERS | SITE MAP |
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Table 10
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| Mode | 1970 | 1980 | 1990 | 1999 | 2000 |
|---|---|---|---|---|---|
| Air carriers | 108,442 | 204,368 | 345,873 | 487,906 | 515,367 |
| General aviation | 9,100 | 14,700 | 13,000 | U | U |
| Passenger cars | 1,750,897 | 2,011,989 | 2,281,391 | R2,494,870 | 2,547,044 |
| Motorcyclesa | 3,277 | 12,257 | 12,424 | R11,527 | 11,527 |
| Other 2-axle, 4-tire vehicles | 225,613 | 520,774 | 999,754 | R1,432,625 | 1,469,189 |
| Busesb | N | N | 121,398 | R162,445 | 161,152 |
| Rail | |||||
| Transitc | N | 10,939 | 12,046 | U | U |
| Commuter | 4,592 | 6,516 | 7,082 | U | U |
| Intercity/Amtrakd | 6,179 | 4,503 | 6,057 | 5,330 | 5,498 |
| Other transite | N | 390 | 841 | U | U |
a In July 1997, the U.S. Department of Transportation, Federal Highway Administration, reassigned some vehicles from "passenger car" to "other 2-axle, 4-tire."
b Includes municipally owned transit, commercial, federal, and school buses.
c Includes light and heavy rail only.
d Fiscal year data. Amtrak began operations in 1971.
e Includes demand-responsive, ferry boat, and other transit not specified; 1980 data include ferry boat and "other transit" only.
Key: N = data do not exist; R = revised. U = unavailable.
Sources: Various sources, as cited in U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics 2001, table 1-31, available Spring 2002 at www.bts.gov, or email to answers@bts.gov.