|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tetrahydrofuran | | | | $17,625 | $1,052 | $4,239 | |
| Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ... | | | $181,345 | $29,572 | $32,051 | $9,054 | $51,780 |
| Coumarin, methylcoumarins & ethylcoumarins | $2,887 | $11,278 | $7,185 | $6,876 | | $1,503 | |
| Lactones (excl. coumarin, methylcoumarins & ethylcoumarins) | $995 | $1,047 | $76,736 | $653 | $792 | $150,851 | $35,680 |
| Total | $3,882 | $12,325 | $265,266 | $54,726 | $33,895 | $165,647 | $87,460 |
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