The Bureau of Transportation Statistics (BTS) of the US Department of Commerce reported that trade using surface transportation between the US and its NAFTA partners Canada and Mexico was 0.1 percent lower in September 2012 than in September 2011, totaling $77.7 billion. This was the first year-over-year decrease since November 2009.
The September 2012 value of US surface transportation trade with Canada and Mexico rose 35.6 percent from September 2009, shortly after the end of the last recession. The value of US surface transportation trade with Canada and Mexico decreased 5.8 percent in September 2012 from August 2012.
US-Mexico September 2012 trade reached $32 billion, a 1.2 percent increase from September 2011, while US-Canada trade was $45.7 billion, a 0.9 percent decrease due to a decrease in imports from Canada.