|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $61,083 | $133,491 | $76,669 | $116,111 | $153,039 | $179,125 | $92,922 |
| Carbides, of silicon, whether or not chemically defined | $148 | $45 | | | $978 | | $9,994 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $18,948 | $70,479 | | $583 | | | $2,711 |
| Total | $80,179 | $204,015 | $76,669 | $116,694 | $154,017 | $179,125 | $105,627 |
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