|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $335,337 | $368,410 | $436,603 | $488,141 | $373,136 | $393,111 |
| Carbides, of silicon, whether or not chemically defined | $52,405 | | $17,042 | $60,600 | $61,493 | $64,453 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $166 | $762 | | | | |
| Total | $387,908 | $369,172 | $453,645 | $548,741 | $434,629 | $457,564 |
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