(2) The department shall ascertain from the proper United States officers having the records of receipts from the sources in this state for which money is received by the State of Oregon and shall segregate and pay over by warrant to the county in which the leased public mineral land is located the sums, less the deduction, so received. Where the leased public mineral land is located in more than one county of the state, each shall receive such proportionate amount of the sum as the area of the leased public mineral land included within the boundary of the county bears to the total area of the leased public mineral lands within the state. [Formerly 291.536; 1985 c.787 §4]