This is determined by comparing the performances of teams on these sets with an IS set.

SCT D1 +7.50
ACF Regs +7.00
ICT D2 +6.00
DAFT +3.50
ACF Fall +2.50
BDAT +2.00
MD Spring +1.50
SCT D2 +0.75
HFT +0.50
RAVE +0.50
Prison Bowl +0.25
IS +0.00
BHSAT +0.00
HT22 +0.00
ATTACK -0.25
IMSANITY -0.25
OLEFIN -0.25
WUHSAC -0.75
HT23 -1.00
RMTP -1.25
GSAC -1.25
VCU/OSU -2.00
IS A set -2.50
LIST -3.00
FKT -3.50