Commodity2005200620072008200920102011
Copper waste & scrap$5,314,764$5,829,012$22,918,239$56,299,251$28,997,511$90,689,797$132,821,243
Total$5,314,764$5,829,012$22,918,239$56,299,251$28,997,511$90,689,797$132,821,243