Table 1. Value of Monthly U.S. Surface Transportation Trade with Canada and Mexico ,,,,, (millions of dollars),,,,, Month,2007,2008,2009,Percent Change 2007-2008,Percent Change 2008-2009 January,"60,649","65,160","47,459",7.4,-27.2 February,"59,667","69,406",,16.3, March,"69,768","70,787",,1.5, April,"65,015","74,317",,14.3, May,"69,423","74,128",,6.8, June,"69,526","74,139",,6.6, July,"61,823","71,628",,15.9, August,"69,158","72,254",,4.5, September,"66,771","71,801",,7.5, October,"74,249","72,683",,-2.1, November,"70,352","60,661",,-13.8, December,"60,902","52,910",,-13.1, Annual,"797,303","829,875",,4.1, "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.,,,,, ,,,,, ,,,,, ,,,,,