Commodity2005200620072008200920102011
Zinc waste & scrap$2,114,531$5,879,340$6,814,725$4,156,896$2,943,652$5,898,313$6,496,703
Total$2,114,531$5,879,340$6,814,725$4,156,896$2,943,652$5,898,313$6,496,703