From 2009 to 2012, the population of unauthorized immigrants rose in seven states and fell in 14. Losses in 13 states were due to drops in the number of unauthorized immigrants from Mexico.
Overview Nearly two-thirds of the 5.4 million legal immigrants from Mexico who are eligible to become citizens of the United States have not yet taken that step. Their rate of naturalization—36%—is only half that of legal immigrants from all other countries combined, according to an analysis of Census Bureau data by the Pew Hispanic Center, […]
The annual inflow of unauthorized immigrants to the U.S. was nearly two-thirds smaller in the March 2007 to March 2009 period than it had been from March 2000 to March 2005.