(1) Each broker shall on or before the first day of March of each year file with the director a verified report of all surplus line insurance transacted by him during the preceding calendar year.
(2) The statement shall be on forms as prescribed and furnished by the director and shall show: Gross amount of each kind of insurance transacted;
(3) Aggregate gross premiums charged;
(4) Aggregate of returned premiums paid to insureds;
(5) Aggregate of net premiums; and
(6) Additional information as required by the director.