Table 7. Top 10 States Trading with Mexico by Surface Modes of Transportation ,, Ranked by January 2008 Surface Trade Value,, (millions of dollars),, Rank,State,January 2008 1,Texas,"7,519" 2,California,"3,890" 3,Michigan,"2,184" 4,Arizona,991 5,Illinois,771 6,Ohio,615 7,Tennessee,480 8,North Carolina,475 9,Pennsylvania,402 10,New York,366 "Source: BTS TransBorder Freight Data, http://www.bts.gov/transborder/",,