1
California Institute of Technology
2
Massachusetts Institute of Technology
3
University of California--Berkeley
4
Columbia University
4
Stanford University
4
University of Arizona
7
Pennsylvania State University--University Park
7
University of Texas--Austin
9
Harvard University
9
Princeton University
9
University of California--San Diego
9
University of Michigan--Ann Arbor
9
University of Washington
14
Arizona State University
14
Brown University
14
University of California--Davis
14
University of California--Los Angeles
14
University of Colorado--Boulder
14
Yale University
20
Cornell University
20
Rice University
20
University of Chicago
20
University of Wisconsin--Madison
24
Colorado School of Mines
24
University of California--Santa Barbara
24
University of Minnesota--Twin Cities
27
University of California--Irvine
27
University of California--Santa Cruz
27
University of Maryland--College Park
30
Johns Hopkins University
30
Oregon State University
30
University of Illinois--Urbana-Champaign
33
Georgia Institute of Technology
33
Ohio State University
33
University of Oregon
33
University of Southern California
33
Virginia Tech
33
Washington University in St. Louis
39
Duke University
39
Texas A&M University--College Station
39
University of California--Riverside
42
Dartmouth College
42
Indiana University--Bloomington
42
Purdue University--West Lafayette
42
University of Florida
42
University of Hawaii--Manoa
47
Northwestern University
47
Rutgers, The State University of New Jersey--New Brunswick
47
Stony Brook University--SUNY
47
University of Massachusetts--Amherst