Namibia Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Zimbabwe was US$1.46 Thousand during 2021, according to the United Nations COMTRADE database on international trade. Namibia Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Zimbabwe - data, historical chart and statistics - was last updated on June of 2024.