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Certificated Air Carrier Fuel Consumption and Travel (Metric)
1.609344 kilometers = 1 mile.
3.785412 liters = 1 gallon.
KEY: R = revised.
a Aircraft are aircraft carrying passengers or cargo for hire under 14 CFR 121 (large aircraft-more than 30 seats) and 14 CFR 135 (small aircraft-30 seats or less). This definition is more encompassing than that in the Federal Aviation Administration (FAA) Aviation Forecast- jet aircraft, 60 seats or more carrying passengers or cargo for hire. Beginning in 1990, the number of aircraft is the monthly average reported in use for the last three months of the year. Prior to 1990, it was the number of aircraft reported in use during December of a given year.
b Average miles per aircraft calculation may include Aircraft-miles flown that are categorized as Unknown, and therefor not included in either Domestic or International operations.
Number of aircraft:
1960-65: U.S. Department of Transportation, Federal Aviation Administration, FAA Statistical Handbook of Aviation, 1970 edition (Washington, DC: 1970), table 5.3.
1970-75: Ibid., FAA Statistical Handbook of Aviation, Calendar Year 1979 (Washington, DC: 1979), table 5.1.
1980-85: Ibid., FAA Statistical Handbook of Aviation, Calendar Year 1986 (Washington, DC: 1986), table 5.1.
1990-93: Ibid., FAA Statistical Handbook of Aviation, Calendar Year 1997 (Washington, DC: unpublished), personal communication, Mar. 19, 1999.
1994-2019: Ibid., FAA Aerospace Forecasts, tables 21, 22, and 27, and similar tables in earlier editions, available at https://www.faa.gov/data_research/aviation/aerospace_forecasts/ as of Apr. 30, 2020.
1960-70: Air Transport Association, as of July 31, 2002.
1975-2019: U.S. Department of Transportation, Bureau of Transportation Statistics, T1: U.S. Air Carrier Traffic and Capacity Summary by Service Class, available at http://www.transtats.bts.gov/Fields.asp?Table_ID=264 as of May 14, 2020.
U.S. Department of Transportation, Bureau of Transportation Statistics, Office of Airline Information, Airline Fuel Cost and Consumption, available at http://www.transtats.bts.gov/fuel.asp as of Apr. 30, 2020.