Commodity2005200620072008200920102011
Copper waste & scrap$17,429,477$29,415,570$121,744,791$129,983,705$74,118,377$159,281,597$207,800,716
Total$17,429,477$29,415,570$121,744,791$129,983,705$74,118,377$159,281,597$207,800,716