Senegal Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Samoa was US$490 during 2010, according to the United Nations COMTRADE database on international trade. Senegal Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Samoa - data, historical chart and statistics - was last updated on May of 2024.