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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $4,541,702 | $5,648,200 | $8,298,594 | $12,784,116 | $10,460,801 | $7,963,879 | $8,794,252 |
| Carbides, of silicon, whether or not chemically defined | $3,126,137 | $3,664,061 | $9,448,501 | $12,128,094 | $6,513,219 | $34,532,063 | $37,634,765 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $1,527,365 | $1,410,027 | $1,042,005 | $691,420 | $80,861 | $469,164 | $1,940,218 |
| Total | $9,195,204 | $10,722,288 | $18,789,100 | $25,603,630 | $17,054,881 | $42,965,106 | $48,369,235 |
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