Namibia Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Namibia was US$2.6 Thousand during 2023, according to the United Nations COMTRADE database on international trade. Namibia Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Namibia - data, historical chart and statistics - was last updated on June of 2024.