Table 7. Top 10 States Trading with Mexico by Surface Modes of Transportation ,, Ranked by September 2007 Surface Trade Value,, (millions of dollars),, Rank,State,September 2007 1,Texas,"7,451" 2,California,"4,071" 3,Michigan,"2,922" 4,Illinois,808 5,Arizona,656 6,Ohio,585 7,Tennessee,516 8,North Carolina,482 9,Pennsylvania,437 10,New York,409 "Source: BTS TransBorder Freight Data, http://www.bts.gov/transborder/",,