Namibia Exports of salt, sulphur, earth, stone, plaster, lime and cement to Swaziland was US$7.19 Thousand during 2019, according to the United Nations COMTRADE database on international trade. Namibia Exports of salt, sulphur, earth, stone, plaster, lime and cement to Swaziland - data, historical chart and statistics - was last updated on May of 2024.