Commodity2005200620072008200920102011
Zinc waste & scrap$1,733,298$2,642,930$2,644,888$1,527,633$852,226$1,550,792$2,075,974
Total$1,733,298$2,642,930$2,644,888$1,527,633$852,226$1,550,792$2,075,974