Syria Exports of natural rubber, balata, gutta-percha, guayule, chicle, similar natural gums to Yemen was US$192 during 2010, according to the United Nations COMTRADE database on international trade. Syria Exports of natural rubber, balata, gutta-percha, guayule, chicle, similar natural gums to Yemen - data, historical chart and statistics - was last updated on May of 2024.