|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbon electrodes, of a kind used for furnaces | | $676 | $188 | $3,403 | | | |
| Carbon electrodes, other than of a kind used for furnaces | $16,431 | $2,707 | $21,249 | $14,547 | $10,818 | $11,107 | $212,406 |
| Carbon brushes | $11,884 | $18,355 | $24,989 | $22,644 | $28,813 | $17,283 | $19,807 |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | $17,881 | $5,980 | $31,287 | $7,597 | $12,428 | $18,649 | $125,476 |
| Total | $46,196 | $27,718 | $77,713 | $48,191 | $52,059 | $47,039 | $357,689 |
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