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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbon electrodes, of a kind used for furnaces | $3,339 | $2,190 | $23,974 | $13,614 | $911 | $10,937 | $27,940 |
| Carbon electrodes, other than of a kind used for furnaces | $82,602 | $113,505 | $160,686 | $175,676 | $88,513 | $189,561 | $149,191 |
| Carbon brushes | $301,906 | $308,532 | $430,352 | $489,557 | $316,952 | $506,082 | $753,074 |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | $210,318 | $190,297 | $58,766 | $102,155 | $105,179 | $103,516 | $66,459 |
| Total | $598,165 | $614,524 | $673,778 | $781,002 | $511,555 | $810,096 | $996,664 |
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