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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $34,277,263 | $42,334,877 | $55,406,826 | $69,272,453 | $70,460,863 | $78,971,417 | $123,530,134 |
| Carbides, of silicon, whether or not chemically defined | $165,276,128 | $181,358,423 | $214,572,107 | $348,973,627 | $176,652,690 | $438,278,879 | $494,055,657 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $128,657,788 | $178,302,517 | $143,764,524 | $169,548,157 | $59,162,646 | $172,586,119 | $244,001,367 |
| Total | $328,211,179 | $401,995,817 | $413,743,457 | $587,794,237 | $306,276,199 | $689,836,415 | $861,587,158 |
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