Average Passenger Revenue per Passenger-Mile
Embedded Dataset Excel:
The Bureau of Transportation Statistics rebased the consumer price index from 1982-84=100 to 1990=100.
Air carrier data source changed for data from 1993 onward. Improved estimates are not comparable to data in versions before 2021.
KEY: N = data do not exist; NA = not applicable.
aAmtrak began operations in 1971.
Air carrier, domestic, scheduled service:
U.S. Department of Transportation, Bureau of Transportation Statistics, Office of Airline Information, TranStats Database, Origin and Destination Survey, available at https://www.transtats.bts.gov/homepage.asp as of Nov. 12, 2021.
1990-2001: American Public Transportation Association, Public Transportation Fact Book (Washington, DC: 2011), tables 3 and 92 (passenger fares / passenger miles).
2002-20: U.S. Department of Transportation, Federal Transit Administration, National Transit Database, Annual Database Service and Annual Database Fare Revenue (Washington, D.C.: Annual reports), available at https://www.transit.dot.gov/ntd/ntd-data as of Nov. 12, 2021.
Intercity / Amtrak:
1960-70: Association of American Railroads, Railroad Facts (Washington, DC: Annual Issues).
1975-80: Amtrak, personal communication, June 22, 2011.
1985-2002: Amtrak, Amtrak Annual Report, Statistical Appendix (Washington, DC: Annual Issues) (transportation revenues / passenger-miles).
2003-20: Association of American Railroads, Railroad Facts (Washington, DC: Annual Issues), p. 73 and similar pages in previous editions (passenger revenue/revenue passenger miles).
Consumer Price Index:
U.S. Department of Labor, Bureau of Labor Statistics, Consumer Price Index-Urban, U.S. All Items Indexes, available at http://www.bls.gov/cpi/ as of Nov. 12, 2021.