Table 11 Passenger-Miles

Table 11 Passenger-Miles

(Millions)

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Mode 1970 1980 1990 2000 2001
Air carriers 108,442 204,368 345,873 516,129 486,459
General aviation 9,100 14,700 13,000 15,200 15,900
Passenger cars 1,750,897 2,011,989 2,281,391 2,544,457 2,574,882
Motorcyclesa 3,277 12,257 12,424 11,516 10,482
Other 2-axle, 4-tire vehicles 225,613 520,774 999,754 1,467,664 1,491,164
Busesb N N 121,398 160,919 148,113
Rail:          
Transitc N 10,939 12,046 R13,412 14,108
Commuter 4,592 6,516 7,082 9,402 9,548
Intercity/Amtrakd 6,179 4,503 6,057 5,498 5,559
Other transite N 390 841 1,631 P1,698

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 are nonexistent; P = preliminary; R = revised.

Sources: Except as noted, various sources, as cited in U.S. Department of Transportation (USDOT), Bureau of Transportation Statistics (BTS), National Transportation Statistics 2002, available at http://www.bts.gov, table 1-34. 2001 air carriers-USDOT, BTS, Air Carrier Traffic Statistics (Washington, DC: Annual December issues), p. 2, line 1.