Guyana Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Barbados was US$2.72 Million during 2023, according to the United Nations COMTRADE database on international trade. Guyana Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Barbados - data, historical chart and statistics - was last updated on May of 2024.