(9) A demonstration that the rates do not incorporate factors for expenses which exceed one hundred fifty per cent of the average expense ratio for the entire written premium for all of the insurer's lines of health insurance for the previous calendar year in accordance with section
38a-473 of the general statutes. The average expense factor shall be calculated from Schedule H (Accident and Health Exhibit) of the prior year's annual financial statement, as the ratio of A to B where:
A is equal to the Total General Insurance Expenses (excluding taxes, licenses and fees), and
B is equal to the Total Premiums Written.