The population of the counties of this state as the basis of salaries of county officers shall be determined by the last federal census. In all counties created or organized since the last federal census has been taken, the county commissioners shall provide for the taking of the census of such county as soon as the creation or organization of such county is completed and the expense thereof shall be paid by the county. The compensation of the persons authorized by the board of county commissioners to take such census shall be fixed by the board and the census so taken shall govern as a basis for the salaries of the officers of such county until the next federal census is taken.
SDCL 7-7-14