The fiduciary commissioner shall submit to the commission an itemized statement of services rendered and time expended in the settling of every estate, along with a statement of fees charged therefor. The county commission shall review all fees charged by a fiduciary commissioner, and shall approve, disapprove or modify the fee as it may deem appropriate. In reviewing any fee the county commission shall consider the following: (1) The time and labor expended; (2) the difficulty of the questions raised; (3) the skill required to perform properly the services rendered; (4) the customary fee for like work; and (5) any time limitations imposed by the personal representative, any beneficiary, or by the attendant circumstances.