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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $1,460,672 | $1,686,601 | $2,323,913 | $3,467,829 | $1,942,540 | $2,119,222 | $2,123,419 |
| Carbides, of silicon, whether or not chemically defined | $1,130,472 | $1,533,484 | $1,669,004 | $1,401,618 | $1,617,887 | $2,531,717 | $4,031,445 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $2,913,014 | $4,295,840 | $5,397,863 | $5,491,336 | $2,044,371 | $3,952,472 | $5,733,713 |
| Total | $5,504,158 | $7,515,925 | $9,390,780 | $10,360,783 | $5,604,798 | $8,603,411 | $11,888,577 |
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