Commodity20052006200720082009
Tetrahydrofuran$2$105$863$1,636$1,785
2-Furaldehyde (furfuraldehyde)  $215  
Furfuryl alcohol & tetrahydrofurfuryl alcohol $4,112$136,639$280,414$265,337
Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ...$9$2,284  $4,186
Lactones (excl. coumarin, methylcoumarins & ethylcoumarins)$84,330$216,000$15,490$101,479$273,266
Total$84,341$222,501$153,207$383,529$544,574