|
| Commodity | 2005 | 2006 | 2007 | 2010 |
| Carbides, of calcium, whether or not chemically defined | | | $9,449 | |
| Carbides, of silicon, whether or not chemically defined | | $238 | | |
| Carbides other than of carbon/silicon, whether or not chemically defined | $13,973 | $16,474 | $3,236 | $14,443 |
| Total | $13,973 | $16,712 | $12,685 | $14,443 |
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