In Portugal, industrial production measures the output of businesses integrated in industrial sector of the economy. Manufacturing is the most important sector and accounts for 93.9 percent of total production. The biggest segments within Manufacturing are: food products (13 percent of total production); coke, refined petroleum products and fuels (10 percent); motor vehicles, trailers and semi-trailers (9 percent); metal products, except machinery and equipment (7 percent); chemicals and synthetic or artificial fibers, except pharmaceuticals (5 percent); rubber and plastic products (5 percent); and paper products (5 percent). Electricity, gas, steam and air conditioning supply account for 5 percent of total output and water supply, sewerage and waste management account for 1 percent.

Source: Statistics Portugal