Table 7. Top 10 States Trading with Mexico by Surface Modes of Transportation ,, Ranked by January 2007 Surface Trade Value,, (millions of dollars),, Rank,State,January 2007 1,Texas,"6,928" 2,California,"3,790" 3,Michigan,"1,725" 4,Arizona,942 5,Illinois,810 6,Tennessee,582 7,Ohio,529 8,New York,434 9,Pennsylvania,410 10,North Carolina,403 "Source: BTS TransBorder Freight Data, http://www.bts.gov/transborder/",,