Slide title: Doctorates awarded in science and engineering fields, by citizenship: 1989-2009
Slide image: Line graph comparing the number of S&E doctorate recipients (in thousands) from 1989 to 2009 between U.S. citizens and permanent residents versus temporary visa holders.
U.S. citizens and permanent residents went from around 15,000 in 1989 to over 20,000 in 2009.
Temporary visa holders went from around 6,000 in 1989 to around 12,000 in 2009.
Slide image source: Doctorate Recipients from U.S. Universities 2009; http://www.nsf.gov/statistics/nsf11306