Gabon Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from United States was US$139 during 2020, according to the United Nations COMTRADE database on international trade. Gabon Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from United States - data, historical chart and statistics - was last updated on May of 2024.