Ivory Coast Exports of bitumen and asphalt (natural), bituminous or oil shale, tar sands to Liberia was US$143 during 2023, according to the United Nations COMTRADE database on international trade. Ivory Coast Exports of bitumen and asphalt (natural), bituminous or oil shale, tar sands to Liberia - data, historical chart and statistics - was last updated on April of 2026.