1.

University of California–Berkeley (CA)

2.

Stanford University (CA)

2.

University of California–Berkeley (CA)

4.

Massachusetts Institute of Technology (MA)

5.

Cornell University (NY)

6.

University of Washington (WA)

7.

Princeton University (NJ)

8.

Rice University (TX)

8.

University of Illinois–Urbana-Champaign (IL)

10.

University of Wisconsin–Madison (WI)

11.

University of Pennsylvania (PA)

12.

Harvard University (MA)

12.

Yale University (CT)

14.

University of Texas–Austin (TX)

15.

University of Maryland–College Park (MD)

16.

Indiana University–Bloomington (IN)

17.

University of California–Los Angeles (CA)

17.

University of California–San Diego (CA)

19.

Columbia University (NY)