An SCG (Standard Classification of Goods) code classifies each commodity that is produced by an establishment. This coding system permits the identification of all the establishments that produce a specified commodity or group of commodities. Once the commodity group or sector is identified, a summary of principal statistics can be provided. This summary included: number of establishments; cost of fuel and electricity; employee and payroll information; cost of materials and supplies; value of shipments; and value added. Data are available for 1988, 1990, 1992 to date.