(a) As soon as possible after the end of each calendar year, the board of trustees shall send to the governing body of each municipality and to each requesting member an annual statement that contains:
(1) a balance sheet showing the financial and actuarial condition of the retirement system on December 31 of that year;
(2) a statement showing the receipts and disbursements made during the calendar year;
(3) a statement showing changes in the asset, liability, reserve, and surplus accounts during the calendar year; and
(4) additional statistics necessary for proper interpretation of the condition of the retirement system.
(b) The board of trustees shall furnish to a member, on written request, a statement of the amount credited to the member's individual account. During a calendar year, the board is not required to furnish to a member more than one statement requested under this subsection.