The value of surface transportation trade between the United States and its North American Free Trade Agreement partners Canada and Mexico increased by 14.3 percent to a record $904 billion in 2011, the U.S. Department of Transportation said.
The percentage increase was the third largest year-to-year increase since NAFTA went into effect in 1994.
NAFTA imports rose 13.8 percent last year, while exports increased 14.8 percent. U.S. surface trade with Canada increased 14 percent to $537 billion. Surface trade with Mexico rose 14.6 percent to $367.1 billion.