Philippines Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Brunei was US$13.12 Thousand during 2017, according to the United Nations COMTRADE database on international trade. Philippines Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Brunei - data, historical chart and statistics - was last updated on May of 2024.