economic analysis of the central puget sound region appendix a data & methodology global insight s us business demographics database detailed county level for employment and establishments are available from number government sources provided by patterns cbp published bureau census labor statistics bls location serve as basis this covers all businesses with one or more paid employees farm is based on agriculture respectively base we estimate trends trend estimated procedure independent any state national forecast combining metropolitan area able to unique growth path each nation 3 141 counties output forecasts were also prepared using estimates revised 1997 benchmark input tables table measures industry sales valued at producer prices which exclude transaction costs but include excise taxes collected producers