Laos Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from United States was US$3.6 Thousand during 2013, according to the United Nations COMTRADE database on international trade. Laos Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from United States - data, historical chart and statistics - was last updated on May of 2024.