Trade between Mexico and the US is concentrated...

More than three-fifths of Mexican exports went to just three states in 2012 -- Texas, California and Michigan. México exported US$99.9 billion to Texas in 2012, US$38.1 billion to Michigan, and US$36.0 billion to California. Mexico exported US$9.0 billion to Illinois, the fourth most important destination in the US for Mexican exports in 2012. México exported US$63.8 billion to another fourteen states last year.