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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pitch, obt. from coal tar/oth. min. tars | $173,249 | $167,313 | $204,010 | $13,190,151 | $3,109,174 | $23,165,992 | $18,254,306 |
| Pitch coke, obt. from coal tar/oth. min. tars | $9,110 | | $12,193 | $25,407 | $728 | | $621 |
| Total | $182,359 | $167,313 | $216,203 | $13,215,558 | $3,109,902 | $23,165,992 | $18,254,927 |
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