1. Princeton University (NJ)
2. Harvard University (MA)
3. Yale University(CT)
4. Stanford University(CA)
5. University of Pennsylvania
5. California Institute of Technology
7. Massachusetts Institute of Technology
8. Duke University(NC)
9. Columbia University(NY)
9. University of Chicago
11. Dartmouth College(NH)
12. Washington University in St. Louis
12. Cornell University(NY)
14. Brown University(RI)
14. Northwestern University(IL)