The auditor of the circuit court for the county shall be allowed a minimum charge of ten dollars ($10.00) for each and every cause audited and reported to the court, and such additional charge as may be in keeping with proper compensation for services rendered in stating, auditing or settling any such cause or account, and as may be approved by the court upon final ratification thereof. Such charges shall be taxed as part of the costs of the suit, and paid by such parties as the court shall direct. (Mont. Co. Code 1965, § 7-6; 1943, ch. 342.)