Commodity2005200620072008200920102011
Copper waste & scrap$150,599,931$373,446,151$438,477,165$478,499,200$355,886,185$436,433,901$582,330,047
Total$150,599,931$373,446,151$438,477,165$478,499,200$355,886,185$436,433,901$582,330,047