Frat ranks + trends

Sig Ep (=) > Sig Nu (-) > SAE (+)
Pi Kapp (-) = Theta Chi (+)

A sig (=) = KA (+) = D chi (=)
Sig Chi (+) = Lambda (=) > Pike (+)
Kap Sig (-) = DTD (+)

Big social gap

Phi Psi (+) > KDR (=) = Sig pi (+)
Aepi (-) > Zbt (-) = SPD (=)

Beta (+) = TKE (+) > PKT (-)

Another gap

Chi Phi (=) > DU (+) > AGR (=)
TEP (-) > DKE (=) = Zeta (=)
APD (New)