All boards of county commissioners, county commissioners, county managers, or other persons or bodies having charge of receipts and expenditures of county moneys shall publish a financial statement once each calendar year in the paper in which sheriff's advertisements are published in their respective counties. A copy of this statement shall also be posted twice each year for a period of not less than 30 days on the bulletin boards of the various county courthouses. The statement shall set forth the source of all income and a summary of all expenditures in a plain and simple manner that can be easily understood by all taxpaying citizens. The statement shall also contain a report of all money owed by the county, current bills excepted, of the number of tax delinquents, and the total amount of tax delinquency.