Commodity2005200620072008200920102011
Zinc waste & scrap$8,213,507$5,344,513$6,783,047$7,283,281$3,095,278$3,703,782$3,093,311
Total$8,213,507$5,344,513$6,783,047$7,283,281$3,095,278$3,703,782$3,093,311