Table 4-24M:  Energy Intensity of Transit Motor Buses ,,,,,,,,,,,,,,,,
,1960,1965,1970,1975,1980 ,1985 ,1990 ,1991 ,1992 ,1993 ,1994 ,1995 ,1996 ,1997 ,1998 ,1999 
Vehicle-kilometers (millions),"2,536","2,459","2,268","2,456","2,699","2,998","3,428","3,487","3,505","3,557","3,479","3,515","3,484","3,713","3,687","3,663"
Passenger-kilometers (millions),N,N,N,N,"35,084","34,118","33,796","33,957","32,670","32,509","30,256","30,256","30,738","32,831","33,157","34,126"
Fuel consumed (million liters diesel) ,787,939,"1,026","1,382","1,632","1,961","2,131","2,169","2,241","2,180","2,139","2,135","R2,188","2,260","R2,298","2,339"
Energy intensity (Kilojoules/passenger-kilometer),N,N,N,N,"1,798","2,222","2,438","2,469","2,652","R2,593","R2,732","2,728","R2,751","2,661","R2,679","2,650"
KEY: N = data do not exist; R = revised.,,,,,,,,,,,,,,,,
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"NOTES:  Heat equivalent factor used for joules conversion is 38,657,950 joules/liter.",,,,,,,,,,,,,,,,
"In January 2000, the American Public Transit Association changed its name to the American Public Transportation Association.  The Transit Fact Book is now refered to as the Public Transportation Fact Book.",,,,,,,,,,,,,,,,
Numbers may differ slightly from previous year's metric tables because a higher precision conversion factor was used.,,,,,,,,,,,,,,,,
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"SOURCE:  American Public Transportation Association, Public Transportation Fact Book (Washington, DC: March 2001), tables 65 and 79, and similar tables in earlier editions of the Transit Fact Book.",,,,,,,,,,,,,,,,