Table 6. U.S. Surface Transportation Trade with Mexico By Mode,,,,,, "(millions of dollars) ",,,,,, ,,September 2003,August 2004,September 2004,Percent Change Aug.-Sept. 2004,Percent Change September 2003-2004 By All Modes,Imports,"9,855","10,828","11,017",1.7,11.4 ,Exports,"7,531","8,400","8,512",1.3,13.0 ,Total,"17,416","19,228","19,528",1.6,12.1 By Truck,Imports,"8,027","8,885","9,051",1.9,12.8 ,Exports,"6,207","6,969","6,828",-2.0,10.0 By Rail,Imports,"1,651","1,726","1,776",2.9,7.6 ,Exports,"1,046","1,059","1,217",14.9,16.4 By Pipeline,Imports,0,0,0,NA,NA ,Exports,3,7,20,198.3,503.3 Key: NA = not applicable,,,,,, "Source: BTS Transborder Surface Freight Dataset, http://www.bts.gov/transborder/",,,,,,