Germany is the world's fifth-largest economy and the largest in Europe. Germany has traditionally been the largest economy in Europe and a world leader in science and engineering. The German economy is heavily export-oriented, with exports accounting for more than one-third of national output. Germanys export products include machinery, vehicles, chemicals, foodstuffs, and various manufactures. Germany also imports machinery, vehicles, chemicals, and foodstuffs. Its main trading partners are France, the United States, the Netherlands, Great Britain, and Italy.