Commodity2005200620072008200920102011
Master alloys of copper$1,418,295$1,789,357$2,339,972$1,777,515$672,790$1,450,655$2,831,430
Total$1,418,295$1,789,357$2,339,972$1,777,515$672,790$1,450,655$2,831,430