1st score is the amount of teams each club had in Challenge/Premier league, 2nd is the amount of teams they have in final 4:

FSCG - 2/2
CESA - 18/12
CUFC - 14/8
CUSC - 2/1
Bridge - 11/3
LCSC - 7/2
CFC - 6/1
CASA - 3/0
MPSC - 3/0
DSC - 5/0
CSC - 5/0
NACSC - 2/0
USA - 1/0
FSA - 1/0
HHBSC - 1/0