Trinidad And Tobago Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Portugal was US$49 during 2013, according to the United Nations COMTRADE database on international trade. Trinidad And Tobago Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Portugal - data, historical chart and statistics - was last updated on May of 2024.