Much of the scientific and technical research conducted in Benin is directed toward agriculture and is supported by France. The Benin Office of Mines, which is attached to the Ministry of Industry, Trade, and Tourism, is located at Cotonou; the Institute of Applied Research, founded in 1942, is at Porto-Novo. The National University of Benin in Cotonou has faculties of scientific and technical studies, health sciences, and agriculture. In 1987– 97, science and engineering students accounted for 18% of college and university enrollments. In the early 1990s, over 50 technicians and nearly 200 scientists and engineers per million population were engaged in research and development.