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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tetrahydrofuran | $318 | | | | $1,991 | $24 | $15,354 |
| 2-Furaldehyde (furfuraldehyde) | | | | $20,394 | | | |
| Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ... | $298 | | | | | $48 | $7,965 |
| Coumarin, methylcoumarins & ethylcoumarins | | | | | | | $8,350 |
| Lactones (excl. coumarin, methylcoumarins & ethylcoumarins) | $276,218 | $1,644,403 | $1,932,414 | $1,152,512 | $439,849 | $200,253 | $116,735 |
| Total | $276,834 | $1,644,403 | $1,932,414 | $1,172,906 | $441,840 | $200,325 | $148,404 |
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