Germany Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Yemen was US$20.81 Thousand during 2021, according to the United Nations COMTRADE database on international trade. Germany Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Yemen - data, historical chart and statistics - was last updated on May of 2024.