Vanuatu Exports of bitumen and asphalt (natural), bituminous or oil shale, tar sands to Australia was US$66 during 2011, according to the United Nations COMTRADE database on international trade. Vanuatu Exports of bitumen and asphalt (natural), bituminous or oil shale, tar sands to Australia - data, historical chart and statistics - was last updated on May of 2024.