|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $308,807 | $232,444 | $320,485 | $175,864 | $183,452 | $139,556 | $147,696 |
| Carbides, of silicon, whether or not chemically defined | $333 | | | | | | |
| Total | $309,140 | $232,444 | $320,485 | $175,864 | $183,452 | $139,556 | $147,696 |
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