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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $7,214,112 | $7,424,125 | $5,794,062 | $6,486,889 | $6,245,546 | $5,816,298 | $2,879,118 |
| Carbides, of silicon, whether or not chemically defined | $17,641,893 | $18,286,939 | $17,993,542 | $21,787,626 | $12,411,324 | $15,249,586 | $22,216,621 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $48,912,464 | $49,287,814 | $64,305,528 | $49,287,177 | $22,571,447 | $49,520,335 | $160,214,619 |
| Total | $73,768,469 | $74,998,878 | $88,093,132 | $77,561,692 | $41,228,317 | $70,586,219 | $185,310,358 |
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