Table 7. Top 10 States Trading with Mexico by Surface Modes of Transportation,, Ranked by 2006 Surface Trade Value,, Rank,State,2006 millions of dollars 1,Texas,"84,585" 2,California,"46,798" 3,Michigan,"28,849" 4,Arizona,"10,042" 5,Illinois,"9,298" 6,Ohio,"6,269" 7,Tennessee,"5,905" 8,New York,"5,510" 9,Indiana,"5,058" 10,North Carolina,"4,931" "Source: BTS TransBorder Freight Data, http://www.bts.gov/transborder/",,