tiers

Sororities:
Top:
Zeta/KD
ADPi
AOII/DDD
DG

Middle:
Theta
DZ/Pi Phi
Chi O/AXO/KKG
Deeph

Bottom:
Phi Mu
SK, AEPhi

Fraternities:
Top:
SAE/Sigma Chi/ATO
Beta/Phi Delt

Lower Top:
Pike/Theta Chi
KA/ZBT

Middle:
Kappa Sig/Delt
Pi Kapp/TEP
AEPi

Lower/Bottom:
Phi Tau/Chi Phi
Delta Chi/AGR
Sigma Nu/Pi Lamb/Phi Sig
TKE/FIJI/DU