|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbon electrodes, of a kind used for furnaces | $215,233 | $207,858 | $2,912,670 | $547,889 | | | |
| Carbon electrodes, other than of a kind used for furnaces | | | $462 | $817 | $40,861 | $305 | $7,697 |
| Carbon brushes | $6,191 | $70,309 | $19,321 | $17,318 | $8,189 | $46,219 | $29,539 |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | $8,644 | $986 | $130,822 | $887 | $13,104 | $34,012 | $26,732 |
| Total | $230,068 | $279,153 | $3,063,275 | $566,911 | $62,154 | $80,536 | $63,968 |
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