Namibia Exports of stone, plaster, cement, asbestos, mica or similar materials to Antigua and Barbuda was US$111 during 2021, according to the United Nations COMTRADE database on international trade. Namibia Exports of stone, plaster, cement, asbestos, mica or similar materials to Antigua and Barbuda - data, historical chart and statistics - was last updated on May of 2024.