| Rank | Institution | Region |
|---|---|---|
| 1 | Princeton University | Princeton, NJ. |
| 2 | Massachusetts Institute of Technology | Cambridge, Massachusetts |
| 3 | Harvard University | Cambridge, Massachusetts |
| 4 | Stanford University | Stanford, CA |
| 5 | Yale University | New Haven, CT |
| 6 | Duke University | Durham, NC. |
| 6 | Johns Hopkins University | Baltimore, MD |
| 6 | Northwestern University | Evanston, IL |
| 6 | California Institute of Technology | Pasadena, CA |
| 10 | University of Pennsylvania | Philadelphia, PA. |
