After imposing 50% customs duties .. What is the most exported country from buyer to America?

The United States consumes about 1.6 million tonnes of copper annually, from which it produces 850 thousand tons, while importing 750 thousand. Hisham al -ayas, the chief economist in Al -sharq, explained that 38% of the United States need this mineral comes from Chile, while Canada acquires 28% as the second most executive country to buyer to his southern neighbor, and less than Peru and Mexico. As for the most important countries in the reserves of these mineral, the important minerals for micro industry, Al -Ayas pointed out that Chile came first in the world with a reserves size of 190 million tonnes, followed by Australia and Peru with about 100 million tonnes each. He added that the Congo and Russia occupied the fourth and fifth ranks, if each of them has 80 million tonnes of reserves.