"Table 7. Top 10 States Trading with Mexico by Surface Modes of Transportation, Ranked by February 2006 Surface Trade Value",, (millions of dollars),, Rank,State,February 2006 1,Texas,"6,647" 2,California,"3,212" 3,Michigan,"2,054" 4,Arizona,898 5,Illinois,650 6,Ohio,487 7,Indiana,431 8,Tennessee,430 9,New York,394 10,Pennsylvania,353 "Source: BTS Transborder Surface Freight Dataset, http://www.bts.gov/transborder/",,