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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $504,534 | $492,152 | $617,255 | $459,697 | $1,153,165 | $593,885 | $664,709 |
| Carbides, of silicon, whether or not chemically defined | $844 | $6,150 | $334 | $9,228 | $6,487 | $5,836 | $407 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $1,146 | $2,304 | $10,535 | $6,648 | $1,297 | $7,296 | $32 |
| Total | $506,524 | $500,606 | $628,124 | $475,573 | $1,160,949 | $607,017 | $665,148 |
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