The United States is the world's third biggest exporter, yet exports account only for 13 percent of GDP. Main exports are: capital goods (22 percent of total exports) and industrial supplies (22 percent). Others include: consumer goods (8 percent) and petroleum (7 percent). In 2018, exports of petroleum reached a record high of USD 172.4 billion. In 2018, main exports partners were: Canada (18 percent of total exports), Mexico (16 percent), China (7 percent), Japan (4.5 percent), the United Kingdom (4 percent) and Germany (3.5 percent).