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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $286,338 | $305,307 | $1,100,786 | $1,306,165 | $720,970 | $887,393 | $1,078,244 |
| Carbides, of silicon, whether or not chemically defined | $2,285,270 | $2,973,851 | $3,330,465 | $3,498,009 | $2,095,504 | $4,550,239 | $7,194,738 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $95,230 | $237,376 | $240,982 | $207,772 | $114,634 | $140,254 | $155,351 |
| Total | $2,666,838 | $3,516,534 | $4,672,233 | $5,011,946 | $2,931,108 | $5,577,886 | $8,428,333 |
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