Commodity2005200620072008200920102011
Copper ores & concs.$16,626,366$72,782,722$88,062,130$101,560,342$98,754,659$210,646,431$260,552,546
Total$16,626,366$72,782,722$88,062,130$101,560,342$98,754,659$210,646,431$260,552,546