 Opponents of free agricultural trade have sometimes attempted to block imports of products already grown in Costa Rica, including rice, potatoes, and onions.By 2015, Costa Rica's agricultural exports totalled US$2.7 billion.In 2015, the top export destinations for all types of products were the United States (US$4.29 billion), Guatemala ($587 million), the Netherlands ($537 million), Panama ($535 million) and Nicaragua ($496 million).