The committee may provide for additional outlets or terminals in any county and for upgrading any outlet or terminal in a county in which there is more than one outlet or terminal. The cost of providing any additional outlet or terminal required under authority of this section and the cost of upgrading any outlet or terminal required under authority of this section shall be paid in accordance with this section as determined by the committee. The committee may determine that the board of county commissioners or the governing body of the city in which any such outlet or terminal is located or to be located shall pay the entire cost thereof, or that the state and such county or city shall share such cost, or that the state shall pay such entire cost. In making such determination the committee is directed to provide that the state shall pay all or part of any costs incurred under this section if the committee is of the opinion that such costs are necessary to maintain or improve the effectiveness of the statewide criminal justice information system as a whole.