Commodity2005200620072008200920102011
Copper waste & scrap$16,842,325$38,357,134$72,609,381$166,202,645$98,160,390$229,174,442$407,352,522
Total$16,842,325$38,357,134$72,609,381$166,202,645$98,160,390$229,174,442$407,352,522