Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Tetrahydrofuran | $174 | $629 | $31 | $13 | | | $646 |
2-Furaldehyde (furfuraldehyde) | | $41 | | | | | |
Furfuryl alcohol & tetrahydrofurfuryl alcohol | | | | | | $7 | |
Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ... | $136 | $287 | $198 | | | $6,016 | $18,872 |
Lactones (excl. coumarin, methylcoumarins & ethylcoumarins) | $223 | $367 | $1,818 | | $41 | $17,870 | $14,040 |
Total | $533 | $1,324 | $2,047 | $13 | $41 | $23,893 | $33,558 |
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