Enrollment in degree-granting institutions such as universities in the U.S. increased by 11 percent between 1990 and 2000. Between 2000 and 2010, enrollment in degree-granting institutions in the U.S. increased 37 percent, from 15.3 million to 21.0 million. During the same period, the number of full-time students rose 45 percent. 2 1999).