Swaziland Exports of beryllium, chromium, germanium, vanadium, gallium, hafnium to Rwanda was US$0 during 2020, according to the United Nations COMTRADE database on international trade. Swaziland Exports of beryllium, chromium, germanium, vanadium, gallium, hafnium to Rwanda - data, historical chart and statistics - was last updated on April of 2026.