The commissioners shall make a written report describing the land divided and the shares allotted to the parties, or that partition cannot be made without great prejudice to the owners, or that partition can be made only of a part of the land. The report shall also list the expenses incurred by the commissioners. It shall be proved or acknowledged in the same manner as deeds are required to be proved or acknowledged to entitle them to be recorded and shall be filed in the office of the clerk of the court.