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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbides, of calcium, whether or not chemically defined | $1,700,353 | $1,754,565 | $1,874,337 | $2,350,187 | $1,979,955 | $1,917,878 | $2,559,085 |
| Carbides, of silicon, whether or not chemically defined | $113,154 | $195,371 | $533,929 | $313,567 | $130,640 | $403,028 | $635,012 |
| Carbides other than of carbon/silicon, whether or not chemically defined | $39,834 | $264,991 | $289,000 | $341,429 | $43,100 | $67,276 | $29,608 |
| Total | $1,853,341 | $2,214,927 | $2,697,266 | $3,005,183 | $2,153,695 | $2,388,182 | $3,223,705 |
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