Colombia Exports of coke, semi-coke of coal, of lignite, of peat; retort carbon to Peru was US$4.61 Million during 2014, according to the United Nations COMTRADE database on international trade. Colombia Exports of coke, semi-coke of coal, of lignite, of peat; retort carbon to Peru - data, historical chart and statistics - was last updated on May of 2024.