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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Carbides, of calcium, whether or not chemically defined | $36,540 | $52,930 | $6,000 | $3,960 | $32,927 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $13,306 | $1,908 | $6,020 | | |
| Total | $49,846 | $54,838 | $12,020 | $3,960 | $32,927 |
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