When witness fees are paid to the clerk of the district or county court in pursuance of judgment of the court and remain uncalled for by the parties entitled to the fees for the period of six months after they have been paid in, the clerk shall prepare a list, under oath, of the causes in which such fees have been paid and remain uncalled for, with the amounts in each cause and the date of judgment, and file the list with the county board of the respective county on the first Tuesday in January, April, July, and October in each year.