|
| Commodity | 2008 | 2009 | 2010 | 2011 |
| Carbon electrodes, of a kind used for furnaces | $7,672,036 | | $1,983 | |
| Carbon electrodes, other than of a kind used for furnaces | | | $5,518 | |
| Carbon brushes | | $10 | $7,094 | |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | $1,220 | | $6,306 | $589,557 |
| Total | $7,673,256 | $10 | $20,901 | $589,557 |
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