Table 7. Top 10 States Trading with Mexico by Surface Modes of Transportation ,, Ranked by February 2007 Surface Trade Value,, (millions of dollars),, Rank,State,Feb-07 1,Texas,"6,539" 2,California,"3,570" 3,Michigan,"2,147" 4,Arizona,922 5,Illinois,800 6,Tennessee,561 7,Ohio,508 8,New York,434 9,Pennsylvania,408 10,Indiana,391 "Source: BTS TransBorder Freight Data, http://www.bts.gov/transborder/",,