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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pitch, obt. from coal tar/oth. min. tars | $66,090 | $16,200 | $40,211 | $1,085,109 | $380,073 | $826,841 | $3,595,918 |
| Pitch coke, obt. from coal tar/oth. min. tars | $1,120,682 | $1,296,621 | $1,039,869 | $1,326,112 | $1,066,532 | $1,511,500 | $2,475,603 |
| Total | $1,186,772 | $1,312,821 | $1,080,080 | $2,411,221 | $1,446,605 | $2,338,341 | $6,071,521 |
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