Table 7. Top 10 States Trading with Mexico by Surface Modes of Transportation ,, Ranked by August 2006 Surface Trade Value,, (millions of dollars),, Rank,State,Aug-06 1,Texas,"7,480" 2,California,"4,303" 3,Michigan,"2,478" 4,Illinois,862 5,Arizona,762 6,New York,526 7,Ohio,515 8,Tennessee,506 9,Indiana,460 10,North Carolina,455 "Source: BTS Transborder Freight Data, http://www.bts.gov/transborder/",,