Niger Imports from Ghana of Tar Distilled from Coal, from Lignite, from Peat; Other Mineral Tars was US$230 during 2013, according to the United Nations COMTRADE database on international trade. Niger Imports from Ghana of Tar Distilled from Coal, from Lignite, from Peat; Other Mineral Tars - data, historical chart and statistics - was last updated on May of 2024.