Peru Exports of coke, semi-coke of coal, of lignite, of peat; retort carbon to Argentina was US$12.9 Million during 2012, according to the United Nations COMTRADE database on international trade. Peru Exports of coke, semi-coke of coal, of lignite, of peat; retort carbon to Argentina - data, historical chart and statistics - was last updated on June of 2024.