Ill. Admin. Code tit. 50, § 2010.90
a) An advertisement relating to the dollar amounts of claims paid, the number of persons insured, or similar statistical information relating to any insurer or policy shall not use such statistical information unless it pertains to the insurer's Medicare supplement insurance business. Such an advertisement shall not imply that such statistics are derived from a policy advertised unless such is the fact, and when applicable to other policies or plans shall specifically so state.