The state shall contribute to the fund a sum equal to sixteen and seventy-hundredths percent of the monthly salary or wage of a participating member. State contributions increase by one percent of the monthly salary or wage of a participating member beginning with the monthly reporting period of January 2012; with an additional increase of one percent, beginning with the reporting period of January 2013; with an additional increase of one percent, beginning with the monthly reporting period of January 2014; with an additional increase of one-half of one percent, beginning with the monthly reporting period of January 2022; with an additional increase of one-half of one percent, beginning with the monthly reporting period of January 2023; with an additional increase of one-half of one percent, beginning with the monthly reporting period of    January 2024; and with an additional increase of one-half of one percent, beginning with the monthly reporting period of January 2025. If the member’s contribution is paid by the state under subsection 2 of section 39-03.1-09, the state shall contribute, in addition, an amount equal to the required member’s contribution. The state shall pay the associated employer contribution for those members who elect to exercise their rights under section 39-03.1-10.3.