The county collector shall be allowed for collecting the railroad taxes, payable out of the same, one percent on all sums paid without seizure of personal property; and on all collections made by seizure of personal property, he shall be allowed five percent on the amount, which shall be taxed or charged as costs and paid by the railroad company; and on all collections made by suit against such company or companies two percent on the amount, to be paid as costs by the defendant; provided, that in all counties and cities not within a county the collector shall pay such fees into the county or city treasury.