|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Manganese dioxide | | $6,375 | $142,878 | $349,367 | $885,154 | $8,195,274 | $10,035,181 |
| Manganese oxides other than manganese dioxide | $4,545 | | $65,710 | | $132,000 | | $140 |
| Total | $4,545 | $6,375 | $208,588 | $349,367 | $1,017,154 | $8,195,274 | $10,035,321 |
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