|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural graphite, in powder/flakes | | $5,424 | $1,333 | $29,911 | $34,918 | $38,071 | $56,048 |
| Natural graphite other than in powders/flakes | $4,849 | $4,093 | | $12,252 | $16,825 | $703 | $1,908 |
| Total | $4,849 | $9,517 | $1,333 | $42,163 | $51,743 | $38,774 | $57,956 |
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