All moneys collected by the superintendent of insurance for expenses incurred by the superintendent in conducting examinations pursuant to the Revised Code of the financial affairs of any insurance company doing business in this state, for which the insurance company examined is required to pay the costs, shall be paid to the superintendent. The superintendent shall deposit the money in the state treasury to the credit of the superintendent’s examination fund, which is hereby established. Any funds expended or obligated therefrom by the superintendent shall be expended or obligated solely for defrayment of the costs of examinations of the financial affairs of insurance companies made by the superintendent pursuant to the Revised Code. For purposes of this section, “insurance company” means any domestic or foreign stock company, risk retention group, mutual company, mutual protective association, fraternal benefit society, reciprocal or inter-insurance exchange, and health insuring corporation, regardless of the type of coverage written, benefits provided, or guarantees made by each.