Commodity2005200620072008200920102011
Master alloys of copper$15,957,000$24,325,000$24,521,000$20,699,000$9,072,000$13,373,393$17,089,205
Total$15,957,000$24,325,000$24,521,000$20,699,000$9,072,000$13,373,393$17,089,205