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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbon electrodes, of a kind used for furnaces | $5,177 | $7,751 | $15,065 | $55,116 | $99,119 | $523,288 | $41,577 |
| Carbon electrodes, other than of a kind used for furnaces | $134,686 | $143,521 | $806,403 | $241,184 | $179,712 | $83,301 | $122,046 |
| Carbon brushes | $21,552 | $50,116 | $68,160 | $157,264 | $72,315 | $39,394 | $111,561 |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | $15,531 | $1,229 | $77,918 | $6,456 | $29,078 | $1,070,859 | $4,817 |
| Total | $176,946 | $202,617 | $967,546 | $460,020 | $380,224 | $1,716,842 | $280,001 |
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