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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pitch, obt. from coal tar/oth. min. tars | $38,493 | $18,338 | $15,970 | $14,967 | $54,968 | $202,039 | $130,228 |
| Pitch coke, obt. from coal tar/oth. min. tars | $5,146 | $2,617 | | | | | |
| Total | $43,639 | $20,955 | $15,970 | $14,967 | $54,968 | $202,039 | $130,228 |
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