Class I Rail Freight Fuel Consumption and Travel
KEY: N = data do not exist; U = data are unavailable.
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 United States owners only. Includes cars owned by Class I railroads, other railroads, car companies, and shippers.
c Based on the distance run between terminals and/or stations; does not include yard or passenger train-miles.
d Excludes passenger and work trains.