Commodity2005200620072008200920102011
Copper waste & scrap$1,090,802$2,155,099$2,355,627$3,820,347$2,481,367$2,762,825$3,719,184
Total$1,090,802$2,155,099$2,355,627$3,820,347$2,481,367$2,762,825$3,719,184