The association shall file with the commissioner, not later than March 30 of each year, a statement which shall contain information with respect to its condition, operations and affairs during the preceding year. This statement shall contain such matters and information as are prescribed by the commissioner, who may at any time require the association to furnish him with additional information with respect to its condition, operations and affairs or any matter connected therewith which he considers to be material and which will assist him in evaluating its operation.