Surface trade among the United States, Canada and Mexico was 5.2% higher in May than a year earlier, the Department of Transportation said Tuesday.
Trade among the North American Free Trade Agreement partners reached $69.4 billion, DOT’s Bureau of Trade Statistics said in its monthly report.
U.S. imports by truck rose 3.4% year-to-year to $25.2 billion, while truck exports gained 2.7% to $23.5 billion.
Rail imports rose 5.7% to $7.9 billion, while exports jumped 14.4% to $4.1 billion.
Pipeline imports rose 0.8% $4.4 billion, while exports rose 91.8% to $499 million, DOT said.
Surface transportation consists largely of freight movements by truck, rail and pipeline. About 90% of U.S. trade among NAFTA partners moves by land.