Commodity2005200620072008200920102011
Zinc waste & scrap$24,037,000$68,950,000$51,880,000$26,248,000$19,799,000$32,415,363$37,005,695
Total$24,037,000$68,950,000$51,880,000$26,248,000$19,799,000$32,415,363$37,005,695