When distributing monies collected under this section the State Treasurer shall distribute ten (10) percent of the monies to the County of Clallam. The remainder of the monies collected under this chapter shall be distributed to the County of Clallam, the cities of Sequim, Forks and Port Angeles, ratably based on population as last determined by the Office of Financial Management. In making the distribution based on population, the County shall receive that proportion that the unincorporated population of the County bears to the total population of the County and the city shall receive that proportion the city incorporated population bears to the total County population.