Commodity2005200620072008200920102011
Unroasted iron pyrites$3,506,181$4,894,533$3,954,511$5,052,963$2,036,720$4,167,305$5,695,647
Total$3,506,181$4,894,533$3,954,511$5,052,963$2,036,720$4,167,305$5,695,647