Commodity200520062007200820092010
Unrefined copper; copper anodes for electrolytic refining$241,477,710$317,418,043$226,811,706$264,820,179$175,919,853$169,450,866
Total$241,477,710$317,418,043$226,811,706$264,820,179$175,919,853$169,450,866