Commodity2005200620072008200920102011
Zinc waste & scrap$341,686$2,361,423$1,930,149$1,120,908$1,141,083$1,721,184$1,022,676
Total$341,686$2,361,423$1,930,149$1,120,908$1,141,083$1,721,184$1,022,676