B University of California, Davis

​Δ University of California, Santa Cruz

Z Stanford University 

H University of Texas at Austin 

Θ University of Pennsylvania

I University of Houston

Λ University of  Michigan, Ann Arbor 

N Pennsylvania State University

Ξ San Jose State University

O California Polytechnic State University of San Luis Obispo

Π University of Washington

P State University of New York, Buffalo

Σ University of Virginia

T Cornell University

Y University of Illinois, Urbana-Champaign

X University of Oklahoma

Ψ Rutgers University

AA University of South Florida

AB Duke University

AΓ State University of New York, Stony Brook

AΔ University of Florida

AE University of Wisconsin-Madison

AΖ University of Wisconsin-Madison