Table 5-1,,,,,,,,, Domestic Freight Activity by Mode,,,,,,,,, (Millions of metric tons),,,,,,,,, ,,,,,,,,, ,,Canada ,,,Mexico ,,,United States, ,,,,,,,,, ,1990,1995,1996,1990,1995,1996,1990,1995,1996 ,,,,,,,,, Total ,623.3,711.8,734.6,380.1,429.3,445.2,6079.3,7062.0,7320.7 Air ,0.4,0.4,0.4,0.1,0.1,0.1,7.7,8.5,9.8 Water transport ,60.4,50.5,48.8,30.6,31.8,31.6,1014.0,985.4,991.9 Coastal shipping ,26.2,22.6,21.1,30.6,31.8,31.6,270.9,241.9,242.6 Great Lakes ,10.6,7.7,8.8,NA,NA,NA,99.9,105.3,104.2 Inland waterwaysa,23.6,20.2,18.9,NA,NA,NA,643.2,638.1,645.1 ,,,,,,,,, Pipeline ,221.4,290.6,303.5,U,U,U,1416.2,1551.6,1611.8 Crude oil and petroleum,,,,,,,,, products ,145.8,174.5,183.4,U,U,U,958.9,1017.0,1067.8 Natural gas ,75.6,116.1,120.1,U,U,U,457.3,534.6,544.0 ,,,,,,,,, Rail ,191.8,203.0,200.0,34.7,30.7,30.2,1292.6,1405.8,1461.4 Road ,149.3,167.3,181.9,314.7,366.7,383.3,2348.7,3110.7,3245.9 aCommercially navigable.,,,,,,,,, KEY: NA = Not applicable. ,U = Data are unavailable.,,,,,,,, NOTES,,,,,,,,, Canada,,,,,,,,, Road: Includes only activity of Canadian domiciled for-hire carriers with annual intercity revenues greater than or equal to 1 million,,,,,,,,, Canadian dollars; 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, Road: Data are for intercity for-hire and private truck only., Pipeline: Data are for both oil pipelines and natural gas., 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 No. 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.: 1998).", 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).",