|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| 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 |
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