Commodity2005200620072008200920102011
Zinc waste & scrap$2,456,791$6,183,564$5,761,482$3,199,617$2,870,577$3,434,312$3,513,217
Total$2,456,791$6,183,564$5,761,482$3,199,617$2,870,577$3,434,312$3,513,217