Table 5-2,,,,,,,,, Domestic Freight Activity by Mode,,,,,,,,, (Billions (thousand millions) of metric ton-kilometers),,,,,,,,, ,,,,,,,,, ,,Canada ,,,Mexico ,,,United States, ,,,,,,,,, ,1990,1995,1996,1990,1995,1996,1990,1995,1996 ,,,,,,,,, Total ,520.7,602.8,614.3,154.1,206.0,212.7,5070.0,5784.7,5916.2 Air ,0.5,0.6,0.6,0.9,1.2,1.0,10.9,15.6,16.0 Water transport ,53.7,42.5,40.2,19.3,20.0,19.9,1217.0,1179.3,1116.4 Coastal shipping ,14.0,10.5,10.3,19.3,20.0,19.9,699.5,642.9,595.8 Great Lakes ,7.3,5.1,5.4,NA,NA,NA,89.0,87.2,85.2 Inland waterwaysa,32.4,26.9,24.5,NA,NA,NA,428.5,449.2,435.5 ,,,,,,,,, Pipeline ,212.2,273.9,280.6,U,U,U,1259.5,1338.9,1364.6 Crude oil and petroleum,,,,,,,,, products ,102.8,103.9,105.0,U,U,U,852.8,877.6,904.0 Natural gas ,109.4,170.0,175.6,U,U,U,406.7,461.3,460.6 ,,,,,,,,, Rail ,199.6,220.0,221.4,25.0,22.0,21.0,1509.6,1906.3,1979.7 Road ,54.7,65.8,71.5,108.9,162.8,170.8,1073.1,1344.6,1439.5 aCommercially navigable.,,,,,,,,, KEY: NA = Not applicable. ,U = Data are unavailable.,,,,,,,, NOTES,,,,,,,,, Canada,,,,,,,,, Road: Data include only activity of Canadian domiciled for-hire carriers with annual intercity revenues greater than or equal to 1 million,,,,,,,,, "Canadian dollars. Data excludes local (less than 24 kilometers) deliveries, and deliveries made by private trucks and small for-hire",,,,,,,,, carriers.,,,,,,,,, Pipeline: Data are for both oil pipelines and natural gas.,,,,,,,,, Mexico,,,,,,,,, Total: Does not include data for pipelines because the data are unavailable.,,,,,,,,, Road: Includes only intercity truck activity on the Mexican federal highway system., United States, Pipeline: Data are for both oil pipelines and natural gas., Road: Data are for intercity for-hire and private truck only., SOURCES, Canada, "Air: Statistics Canada. Canadian Civil Aviation, Catalogue No. 51-206-XPB. (Ottawa, Ont.: various years).", "Coastal shipping, Great Lakes and inland waterways and rail: Transport Canada. Economic Analysis Directorate based on Statistics", "Canada data. (Ottawa, Ont.: 1998).", "Pipeline: Statistics Canada. Oil Pipeline Transport, Catalogue 55-201-XPB, and Gas Utilities Transport and Distribution Systems,", "Catalogue No. 57-205-XPB. (Ottawa, Ont.: various years).", "Rail: Transport Canada. Economic Analysis Directorate, based on Statistics Canada data. (Ottawa, Ont: 1998).", "Road: Statistics Canada. Trucking in Canada, Catalogue No. 53-222-XPB. (Ottawa, Ont.: various years).", Mexico, Air: Secretaría de Comunicaciones y Transportes. Dirección General de Aeronáutica Civil. La Aviación Mexicana en Cifras 1990-1996., "(Mexico City, D.F.: 1997).", Water transport: Secretaría de Comunicaciones y Transportes. Coordinación General de Puertos y Marina Mercante. Los Puertos, "Mexicanos en Cifras 1990-1996. (Mexico City, D.F.: 1997).", "Rail: Secretaría de Comunicaciones y Transportes. Based on data from Ferrocarriles Nacionales de México. Series Estadísticas 1990,", "1995 and 1996. (Mexico City, D.F.: various years).", "Road: Secretaría de Comunicaciones y Transportes. Dirección General de Autotransporte Federal. (Mexico City, D.F.: 1998).", , United States, Air: U.S. Department of Transportation. Bureau of Transportation Statistics. Office of Airline Information. Air Carrier Traffic Statistics., "(Washington, DC: various years).", "Coastal shipping, Great Lakes and inland waterways: U.S. Army Corps of Engineers. Waterborne Commerce of the U.S., Part 5. (New", "Orleans, LA: Annual issues).", "Pipeline, crude oil and petroleum products: Association of Oil Pipe Lines. Shifts in Petroleum Transportation. (Washington, DC: various", years)., "Pipeline, natural gas: U.S. Department of Transportation. Bureau of Transportation Statistics. Special tabulation based on Department", "of Energy data. (Washington, DC: 1999).", "Rail: Association of American Railroads. Railroad Facts, 1997. (Washington, DC: 1997).", "Road: Eno Transportation Foundation, Inc. Transportation in America, 1997. (Lansdowne, VA: 1997)."