Here's their top ten list of the leading US universities that send students overseas, ranked in order of numbers of students sent each year.
New York University remained the leading sending institution, reporting that it gave academic credit for study abroad to 3,395 of its students, followed by Michigan State University (2,969), University of Minnesota – Twin Cities (2,521), University of Texas – Austin (2,342), University of California – Los Angeles (2,330), University of Wisconsin – Madison (2,216), University of Washington (2,124), Penn State – University Park (2,101), University of Illinois – Urbana-Champaign (2,086), and University of Georgia (2,058). Open Doors 2009 reports that 53 U.S. campuses, primarily large research institutions, awarded academic credit for study abroad last year to more than 1,000 of their students.
But there are actually schools that send the largest percentage of their entire student body to study overseas during some point in their educational career.
Open Doors 2009 data on study abroad participation rates show 23 institutions that reported sending more than 80% of their students abroad at some point during their undergraduate careers. These institutions are (in alphabetical order): Antioch College, Arcadia University, Austin College, Berea College, Carleton College, Centre College, DePauw University, Earlham College, Elon University, Goucher College, Hamline University, Hartwick College, Kalamazoo College, Lee University, Lewis and Clark College, Oberlin College, Pepperdine University, Saint Olaf College, Taylor University, Transylvania University, University of Dallas, Warren Wilson College, and Wofford College.