|
| Commodity | 2005 | 2006 | 2007 | 2009 | 2010 |
| Carbon electrodes, of a kind used for furnaces | $734 | | $3,797 | | |
| Carbon electrodes, other than of a kind used for furnaces | $9,862 | | | | |
| Carbon brushes | $664 | | $162 | | $9 |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | | $71 | $1,293 | $1,993 | |
| Total | $11,260 | $71 | $5,252 | $1,993 | $9 |
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