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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $28,259,399 | $23,023,883 | $34,595,336 | $56,589,995 | $36,015,792 | $40,075,027 | $44,267,091 |
| Carbides, of silicon, whether or not chemically defined | $7,646,424 | $10,754,660 | $14,667,176 | $22,487,493 | $20,681,008 | $26,032,731 | $37,234,766 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $4,920,896 | $7,610,295 | $11,051,406 | $13,933,324 | $8,441,161 | $10,028,489 | $13,377,854 |
| Total | $40,826,719 | $41,388,838 | $60,313,918 | $93,010,812 | $65,137,961 | $76,136,247 | $94,879,711 |
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