|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Carbides, of calcium, whether or not chemically defined | $353,642 | $171,139 | $156,431 | $272,494 | $267,542 | $187,819 |
| Carbides, of silicon, whether or not chemically defined | $86,599 | $34,583 | $85,249 | $29,349 | $37,466 | $47,739 |
| Carbides other than of carbon/silicon, whether or not chemically defined | | $250 | $12,114 | | $41 | $17,066 |
| Total | $440,241 | $205,972 | $253,794 | $301,843 | $305,049 | $252,624 |
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