There shall be chosen by the qualified electors of the state at the general election of the Governor and every four years thereafter the following constitutional officers: attorney general, secretary of state, auditor, treasurer, and commissioner of school and public lands, who shall severally hold their offices for a term of four years. Commencing with the 1992 general election, no person may be elected to more than two consecutive terms as attorney general, secretary of state, auditor, treasurer, or commissioner of school and public lands.