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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $1,084,723 | $1,266,603 | $1,395,862 | $1,574,836 | $1,304,779 | $1,179,568 | $1,513,732 |
| Carbides, of silicon, whether or not chemically defined | $232,754 | $201,823 | $337,800 | $282,932 | $660,521 | $432,999 | $347,307 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $58,873 | $45,516 | $107,164 | $152,643 | $38,454 | $69,133 | $205,398 |
| Total | $1,376,350 | $1,513,942 | $1,840,826 | $2,010,411 | $2,003,754 | $1,681,700 | $2,066,437 |
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