The main sectors of the Ceará industry are clothing, food, metallurgy, textiles, chemicals and footwear. Most of the industries are installed in the Metropolitan Region of Fortaleza, where the Industrial District of Maracanaú is located. In São Gonçalo do Amarante, a steel mill is installed, Companhia Siderúrgica do Pecém, which in 2018 produced 2.9 million tons of crude steel, of the 35.4 million produced in the country. Some of the large companies in Ceará with national reach are: Aço Cearense (steel), Companhia de Alimentos do Nordeste (food), Grendene (footwear), Café Santa Clara (coffee), Grande Moinho Cearense (mill), Edson Queiroz Group (business conglomerate, works with gas, mineral water, household appliances, communications, education, among others), Naval Industry of Ceará, J. Macêdo, M. Dias Branco (food company that manufactures, markets and distributes cookies, pasta, cakes, snacks, wheat flour, margarine and vegetable fats), Troller and Ypióca. The state is generally poor. According to 2013 data, 396,370 people live in slums in Fortaleza. Fortaleza has the 2nd largest population in a slum among cities in the Northeast. 31.6% of residents have income per capita up to half the minimum wage. The state's productivity is small.