The affiliated public employer shall contribute the following percentages of the salary of each member under municipal detention officer member coverage plan 1 starting with the first pay period that ends within the calendar month in which municipal detention officer member coverage plan 1 becomes applicable to the member:
A. prior to July 1, 2022, seventeen and three-tenths percent of salary;
B. beginning July 1, 2022 and continuing through June 30, 2023, seventeen and eight-tenths percent of salary;
C. beginning July 1, 2023 and continuing through June 30, 2024, eighteen and three-tenths percent of salary;
D. beginning July 1, 2024 and continuing through June 30, 2025, eighteen and eight-tenths percent of salary; and
E. beginning July 1, 2025 and thereafter, nineteen and three-tenths percent of salary.