|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural graphite, in powder/flakes | $309,800 | $266,200 | $102,900 | $284,000 | $130,700 | $250,700 | $709,300 |
| Natural graphite other than in powders/flakes | $388,800 | $735,300 | $955,500 | $1,010,000 | $388,100 | $321,200 | $838,200 |
| Total | $698,600 | $1,001,500 | $1,058,400 | $1,294,000 | $518,800 | $571,900 | $1,547,500 |
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