The registers of wills shall, immediately upon assuming office, file with the Department of Revenue the bond hereinafter required for the collection of the said tax in the case of resident decedents. The registers of wills shall pay over to the general fund of the county for the use of the county a percentage of the gross amount collected during any year, as follows: four and one-quarter per centum upon the tax collected, if such tax shall amount to a sum of two hundred thousand ($200,000) dollars or less; one and three-quarters per centum on the amounts collected in excess of two hundred thousand ($200,000) dollars and up to and including one million ($1,000,000) dollars; and one-half of one per centum on the amounts collected in excess of one million ($1,000,000) dollars.