|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural graphite, in powder/flakes | $197,583 | $269,596 | $422,983 | $541,497 | $432,096 | $2,516,999 | $3,672,409 |
| Natural graphite other than in powders/flakes | $219,967 | $228,437 | $336,189 | $341,579 | $493,372 | $573,355 | $916,742 |
| Total | $417,550 | $498,033 | $759,172 | $883,076 | $925,468 | $3,090,354 | $4,589,151 |
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