"Accumulated contributions" means the sum of all the amounts deducted from the compensation of a member and credited to his individual account in the annuity savings fund, together with regular interest thereon. Beginning July 1, 1980, "accumulated contributions" also includes [...]

"accumulated contributions" shall include the amount of employee contributions paid by employers on behalf of members and credited to the individual accounts of members in the annuity savings fund, together with regular interest thereon [...]

(1) "Accumulated contributions" means an employee's contributions, together with regular interest thereon.

"Accumulated contributions" means the sum of all amounts deducted from the compensation of a member and credited to his individual account in the system, together with regular interest thereon. Beginning on January 12, 1981, this term shall include the amount of employee [...]

(1) "Accumulated contributions" means the sum of all amounts deducted from the compensation of a member's salary and credited to such member's individual account in this plan, together with earnings thereon as provided in this chapter.