Commodity2005200620072008200920102011
Copper ores & concs.$34,981,952$214,608,567$139,973,944$140,655,018$96,203,309$68,126,172$114,335,114
Total$34,981,952$214,608,567$139,973,944$140,655,018$96,203,309$68,126,172$114,335,114