Commodity2005200620072008200920102011
Tin waste & scrap$57,364$1,308,789$3,015,773$2,981,551$1,218,663$3,087,043$4,356,464
Total$57,364$1,308,789$3,015,773$2,981,551$1,218,663$3,087,043$4,356,464