Commodity2005200620072008200920102011
Zinc waste & scrap$18,237,139$25,600,840$19,767,348$13,013,469$5,384,406$13,527,987$18,418,050
Total$18,237,139$25,600,840$19,767,348$13,013,469$5,384,406$13,527,987$18,418,050