Commodity2005200620072008200920102011
Copper waste & scrap$38,653,941$67,528,480$81,755,354$68,828,395$41,545,873$65,525,622$102,396,023
Total$38,653,941$67,528,480$81,755,354$68,828,395$41,545,873$65,525,622$102,396,023