The DHS (Department of Homeland Security) Office of Immigration Statistics
March 2013 Annual Flow Report on U.S. The Annual Flow Report presents
information on the number and characteristics of foreign nationals aged
18 years and over who were naturalized during FY 2012. Naturalizations
for FY2012 has been released. In 2012, there were a total of 757,434 persons
who became naturalized citizens of the United States.