(a) Any law to the contrary notwithstanding, in the Sixteenth Judicial Circuit the circuit clerk shall receive a monthly judicial supplement allowance in the amount of two percent of the annual total state compensation for circuit clerks. Such judicial supplement shall be paid, in equal installments, monthly from the general fund of the county treasury in the same manner as all other officers are paid.
(b) The judicial supplement prescribed in subsection (a) shall be in lieu of any and all other judicial supplemental compensation for the circuit clerk.