Commodity2005200620072008200920102011
Copper waste & scrap$1,604,000$4,021,000$9,334,000$37,685,000$46,801,000$23,555,000$26,995,000
Total$1,604,000$4,021,000$9,334,000$37,685,000$46,801,000$23,555,000$26,995,000