Email including charts on apprehensions on U.S.-Mexico border by countries of origin, Douglas S. Massey, Henry G. Bryant Professor of Sociology and Public Affairs, Woodrow Wilson School of Public & International Affairs, Princeton University, June 19, 2014
...here is the latest information from Homeland Security. It shows trends in border apprehensions for the past 10 years. As you can see the big story is the decline in Mexican apprehensions. The number of non-Mexicans has risen, but is composed overwhelmingly of Latin Americans. Apprehensions of nationals from potential terrorist nations are not increasing.