33-20-134. Variable interest rates -- published monthly average defined. For purposes of 33-20-132 through 33-20-136, the "published monthly average" means:

(1) Moody's corporate bond yield average--monthly average corporates, as published by Moody's investors service, incorporated; or

(2) in the event that Moody's corporate bond yield average--monthly average corporates is no longer published, a substantially similar average, established by rule of the commissioner.