|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Carbon (carbon blacks & oth. forms of carbon, n.e.s.) | $8,556,061 | $7,617,585 | $3,966,712 | $6,910,714 | $3,546,480 | $1,334,364 | $1,439,306 |
| Total | $8,556,061 | $7,617,585 | $3,966,712 | $6,910,714 | $3,546,480 | $1,334,364 | $1,439,306 |
|
|
