| 51 |
University of Edinburgh |
5 |
| 51 |
The University of Campinas |
5 |
| 51 |
Boston University |
5 |
| 51 |
King's College London |
5 |
| 51 |
Arizona State University |
5 |
| 51 |
University of Queensland |
5 |
| 51 |
University of Virginia |
5 |
| 51 |
University of New Mexico |
5 |
| 51 |
University of California, Irvine |
5 |
| 51 |
Indiana University-Purdue University Indianapolis |
5 |
| 51 |
University of Georgia |
5 |
| 51 |
University of Iowa |
5 |
| 63 |
Pennsylvania State University |
4 |
| 63 |
University of Michigan, Ann Arbor |
4 |
| 63 |
Cornell University |
4 |
| 63 |
University College London |
4 |
| 63 |
New York University |
4 |
| 63 |
Monash University |
4 |
| 63 |
Lund University |
4 |
| 63 |
University of Oxford |
4 |
| 63 |
University of Pittsburgh |
4 |
| 63 |
University of Geneva |
4 |
| 63 |
Sciences Po. |
4 |
| 63 |
University of Connecticut |
4 |
| 75 |
University of Minnesota, Twin Cities |
3 |
| 75 |
University of California, Santa Barbara |
3 |
| 75 |
Case Western Reserve University |
3 |
| 75 |
Rice University |
3 |
| 75 |
University of Alabama |
3 |
| 75 |
Free University of Berlin |
3 |
| 75 |
North Carolina State University, Raleigh |
3 |
| 75 |
McMaster University |
3 |
| 75 |
Brandeis University |
3 |
| 75 |
University of California, Riverside |
3 |
| 85 |
University of Illinois at Urbana-Champaign |
2 |
| 85 |
Nanyang Technological University |
2 |
| 85 |
University of Rome La Sapienza |
2 |
| 85 |
Northwestern University |
2 |
| 85 |
Indiana University - Bloomington |
2 |
| 85 |
Korea Advanced Institute of Science and Technology |
2 |
| 85 |
University of Texas at Austin |
2 |
| 85 |
Osaka University |
2 |
| 85 |
Emory University |
2 |
| 85 |
Stockholm University |
2 |
| 85 |
University of Melbourne |
2 |
| 85 |
London School of Economics |
2 |
| 85 |
State University of New York at Stony Brook |
2 |
| 85 |
University of Rochester |
2 |
| 85 |
Tulane University |
2 |
| 85 |
University of Illinois at Chicago |
2 |