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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbon electrodes, of a kind used for furnaces | $349,366,686 | $435,567,919 | $545,653,034 | $646,557,007 | $544,245,861 | $698,585,055 | $679,275,412 |
| Carbon electrodes, other than of a kind used for furnaces | $56,450,482 | $69,130,483 | $51,310,969 | $52,588,486 | $47,855,248 | $54,338,464 | $46,221,874 |
| Carbon brushes | $53,742,779 | $53,621,288 | $55,879,937 | $61,112,600 | $54,644,542 | $80,298,169 | $83,585,513 |
| Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ... | $8,557,143 | $5,633,747 | $6,679,954 | $10,117,298 | $9,316,941 | $51,784,480 | $121,015,123 |
| Total | $468,117,090 | $563,953,437 | $659,523,894 | $770,375,391 | $656,062,592 | $885,006,168 | $930,097,922 |
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