Commodity2005200620072008200920102011
Master alloys of copper$4,351,477$7,739,529$5,814,854$6,330,206$3,079,748$6,685,029$18,251,675
Total$4,351,477$7,739,529$5,814,854$6,330,206$3,079,748$6,685,029$18,251,675