The costs of such examination shall be taxed by the judge ordering the same and may include an attorney fee not exceeding ten dollars, and the fees of the committee not exceeding eight dollars a day, if the judge is of the opinion that such fees or either of them should be taxed, or, if the examination is before a judge, his necessary traveling expenses. If the examination results in the discovery of property or means of paying the judgment in full or to the extent of fifty dollars, such judge may order such costs to be added to and become a part of the sums collectible in such execution. The costs of service of process shall be taxed as part of the costs of the examination.