|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $108,000 | $120,000 | $83,000 | $157,000 | $135,000 | $56,000 | $94,000 |
| Carbides, of silicon, whether or not chemically defined | $657,000 | $584,000 | $891,000 | $703,000 | $230,000 | $628,000 | $892,000 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $24,587,000 | $32,772,000 | $44,770,000 | $53,375,000 | $7,327,000 | $37,014,000 | $35,698,000 |
| Total | $25,352,000 | $33,476,000 | $45,744,000 | $54,235,000 | $7,692,000 | $37,698,000 | $36,684,000 |
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