Table 4-17M:  Class I Rail Freight Fuel Consumption and Travel,,,,,,,,,,,,,,,,
,1960   ,1965   ,1970   ,1975   ,1980   ,1985   ,1990   ,1991   ,1992   ,1993   ,1994   ,1995   ,1996   ,1997   ,1998   ,1999   
Number in use,,,,,,,,,,,,,,,,
   Locomotivesa,"29,031","27,780","27,077","27,846","28,094","22,548","18,835","18,344","18,004","18,161","18,505","18,812","19,269","19,684","20,261","20,256"
   Carsb,"1,965,486","1,800,962","1,784,181","1,723,605","1,710,827","1,421,686","1,212,261","1,189,660","1,173,136","1,173,132","1,192,412","1,218,927","1,240,573","1,270,419","1,315,667","1,368,836"
Kilometers traveled (millions),,,,,,,,,,,,,,,,
   Freight train-kilometersc,650,677,687,648,689,559,611,604,628,652,710,738,754,764,764,789
   Locomotive unit-kilometers,N,N,N,"2,380","2,464","1,976","2,060","1,992","2,057","2,124","2,261","2,326","2,358","2,290","2,317","2,420"
   Car-kilometers,"45,335","47,212","48,103","44,508","47,117","40,105","42,099","41,244","42,049","43,264","45,842","48,897","51,040","50,952","52,556","54,478"
Average kilometers traveled per vehicle (thousands),,,,,,,,,,,,,,,,
   Locomotives,N,N,N,85.5,87.7,87.6,109.4,108.6,114.2,72.7,122.2,123.6,122.4,116.3,114.4,119.5
   Cars,23.1,26.2,27.0,25.8,27.5,28.2,34.7,34.7,35.8,36.9,38.4,40.1,41.1,40.1,39.9,39.8
Average kilometers traveled per liters,,,,,,,,,,,,,,,,
   Trains,0.05,0.05,0.05,0.05,0.05,0.05,0.05,0.05,0.06,0.06,0.06,0.06,0.06,0.06,0.06,0.06
   Cars,3.46,3.47,13.57,3.22,3.19,3.41,3.57,3.75,3.70,3.70,3.63,3.71,3.77,3.77,3.87,3.87
Fuel consumed (million liters),"13,109","13,597","13,419","13,843","14,778","11,773","11,792","11,000","11,375","11,689","12,621","13,173","13,548","13,533","13,563","14,063"
Average fuel consumed per locomotivea (thousand liters),451.5,489.5,495.6,497.1,526.0,522.1,626.0,599.7,631.8,643.7,682.0,700.3,703.1,687.5,669.4,694.3
KEY:  N = data do not exist.,,,,,,,,,,,,,,,,
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"a  For 1960-80, the total includes a small number of steam and electric units, which are not included in the per locomotive fuel consumption figure.",,,,,,,,,,,,,,,,
"b  Includes cars owned by Class I railroads, other railroads, and car companies and shippers.",,,,,,,,,,,,,,,,
c  Based on the distance run between terminals and/or stations; does not include yard or passenger train-kilometers.,,,,,,,,,,,,,,,,
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NOTE:  Numbers may differ slightly from previous year's metric tables because a higher precision conversion factor was used.,,,,,,,,,,,,,,,,
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SOURCES:,,,,,,,,,,,,,,,,
All data except for locomotive unit-kilometers:,,,,,,,,,,,,,,,,
"Association of American Railroads, Railroad Facts (Washington, DC: October 2000), pp. 33, 34, 40, 48, 50.",,,,,,,,,,,,,,,,
Locomotive unit-kilometers:,,,,,,,,,,,,,,,,
"1975-92: Ibid., Railroad Ten-Year Trends (Washington,DC: Annual issues).",,,,,,,,,,,,,,,,
"1993-99: Ibid., Analysis of Class I Railroads (Washington, DC:  Annual issues), p. 29.",,,,,,,,,,,,,,,,