NRC十年排一次，这个是93年的排名，
03年的排名应该还没有出来。
a: STAT b: BIOSTAT
Stanford University
University of California-Berkeley a
University of California-Berkeley b
Cornell University
University of Chicago
University of Washington b
Harvard University
University of Wisconsin-Madison
University of Washington a
Purdue University
U of North Carolina-Chapel Hill a
Univ of California-Los Angeles
University of Minnesota a
Iowa State University
Texas A&M University
Carnegie Mellon University
Rutgers State Univ-New Brunsw
