Exports remain the primary engine for Ireland's growth. In 2017, exports hit an all-time high of EUR 122 billion. The country exported mostly: chemicals and related products (55 percent of total exports), mainly medical and pharmaceutical products (29 percent), organic chemicals (16 percent), and essential oils, perfume materials, toilet and cleansing preparations (6 percent). Others include: machinery and transport equipment (17 percent), of which electrical machinery, apparatus and appliances and parts (5 percent) and other transport equipment, including aircraft (5 percent); miscellaneous manufactured articles (12 percent); and food and live animals (9 percent). Main export partners were: the United States (27 percent of total exports); the United Kingdom (13 percent); Belgium (11 percent); Germany (8 percent); Switzerland and the Netherlands (5 percent each), France and China (4 percent each).