The complaint records required to be maintained under N.H. Rev. Stat. Chapter 417 shall include a complaint log or register, or grievance log or register for health insurers, in addition to the actual written complaints. The complaint log or register shall show clearly the total number of complaints for the current year plus the immediately preceding 5 years, the classification of each complaint by line of insurance and by complainant, the nature of each complaint, the insurer’s disposition of each complaint, the time it took to process each complaint, and the complaint number assigned by the department, if applicable. If the insurer maintains the file in a computer format, the reference in the complaint log or register for locating the documentation shall be an identifier such as the policy number or other code. The codes shall be provided to the examiners at the time of an examination.