Table 1. Value of Monthly U.S. Surface Transportation Trade with Canada and Mexico ,,,,,,,,,,,,, (millions of dollars),,,,,,,,,,,,, Month,2006,2007,2008,Percent Change 2006-2007,Percent Change 2007-2008,,,,,,,, January,"61,189","60,649","65,160",-0.9,7.4,,,,,,,, February,"59,804","59,667","69,406",-0.2,16.3,,,,,,,, March,"68,213","69,768","70,787",2.3,1.5,,,,,,,, April,"61,742","65,015","74,317",5.3,14.3,,,,,,,, May,"65,994","69,423","74,128",5.2,6.8,,,,,,,, June,"66,898","69,526","74,139",3.9,6.6,,,,,,,, July,"55,939","61,823",,10.5,,,,,,,,, August,"66,354","69,158",,4.2,,,,,,,,, September,"63,295","66,771",,5.5,,,,,,,,, October,"66,846","74,249",,11.1,,,,,,,,, November,"64,805","70,352",,8.6,,,,,,,,, December,"59,049","60,902",,3.1,,,,,,,,, Jan-Jun,"383,839","394,047","427,937",2.7,8.6,,,,,,,, Annual," 760,127","797,303",,4.9,,,,,,,,, "Source: BTS TransBorder Freight Data, http://www.bts.gov/transborder/",,,,,,,,,,,,, Note: Numbers may not add to totals due to rounding. Percent changes based on numbers prior to rounding.,,,,,,,,,,,,, ,,,,,,,,,,,,, ,,,,,,,,,,,,,