Congo Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Germany was US$25.32 Thousand during 2019, according to the United Nations COMTRADE database on international trade. Congo Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Germany - data, historical chart and statistics - was last updated on May of 2024.