Tunisia Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Algeria was US$2.58 Thousand during 2018, according to the United Nations COMTRADE database on international trade. Tunisia Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Algeria - data, historical chart and statistics - was last updated on May of 2024.