Table 1 - U.S. Merchandise Trade with Canada and Mexico by Freight Transportation Mode,,,,,,,, (Billions of current dollars),,,,,,,, ,2001,2002,2003,2004,2005,2006,"Percent change, ‘01 - ‘06",Annual growth rate (%) ’01 – ‘06 Total trade with Canada and Mexico ,614,604,629,712,790,866,41.1,7.1  Air,37,30,28,32,33,36,-3.0,-0.6  Pipeline,26,23,32,38,52,57,115.0,16.5  Rail,93,92,96,108,116,129,39.1,6.8  Road,395,398,404,453,491,534,35.0,6.2  Water transport,29,33,38,46,58,70,138.9,19.0 Total: percent change from previous year 2001-2006,-6.8,-1.4,4.2,13.1,10.9,9.7,-,- Total trade with Canada,381,371,394,445,499,534,40.2,7.0  Air,25,21,20,23,23,24,-2.3,-0.5  Pipeline,26,22,32,38,51,56,114.5,16.5  Rail,60,61,65,75,80,86,42.5,7.3  Road,235,236,241,269,295,314,33.8,6.0  Water transport,9,9,11,14,18,21,129.7,18.1 Total: percent change from previous year 2001-2006,-7.3,-2.2,6,13,12.2,6.9,-,- Total trade with Mexico,233,232,236,267,290,322,42.7,7.4  Air,12,9,8,9,10,11,-4.3,-0.9  Pipeline,0.3,0.6,0.2,0.1,0.5,0.8,156.0,20.7  Rail,32,31,31,34,37,43,32.9,5.9  Road,161,162,163,184,196,219,36.6,6.4  Water transport,20,23,27,32,40,49,143.1,19.4 "Total: percent change from previous year, 2001-2006",-5.9,-0.2,1.4,13,8.9,14.5,-,- "NOTE: Individual modes do not sum to total trade figures because the total excludes freight moved by “other modes” such as aircraft from manufacturer to customers, pedestrians carrying freight, and miscellaneous.",,,,,,,, "NOTE: Due to the rounding of certain numbers tabulated, sum totals of U.S.-Canada and U.S.-Mexico trade vary slightly.",,,,,,,, "SOURCE: North American Transportation Statistics Online Database. Available at http://nats.sct.gob.mx/nats, November 2007.",,,,,,,,