|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbon electrodes, of a kind used for furnaces | $190,193 | | $315,369 | $670,891 | $71,559 | $125,476 | $1,095,125 |
| Carbon electrodes, other than of a kind used for furnaces | $130,111 | $42,938 | $753,660 | $83,394 | $10,794 | $117,828 | $65,431 |
| Carbon brushes | $33,035 | $14,148 | $49,819 | $31,361 | $43,577 | $62,420 | $68,121 |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | $380,873 | $1,178,944 | $1,812,358 | $5,011,178 | $2,405,661 | $731,489 | $465,780 |
| Total | $734,212 | $1,236,030 | $2,931,206 | $5,796,824 | $2,531,591 | $1,037,213 | $1,694,457 |
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