Commodity2005200620072008200920102011
Manganese dioxide$42,427,285$15,624,230  $989,084$73,852$79,631
Manganese oxides other than manganese dioxide$80,593$204,437$464,896$271,737$19,652$105,130$135,516
Total$42,507,878$15,828,667$464,896$271,737$1,008,736$178,982$215,147