Commodity200520062007200820092010
Tetrahydrofuran$136$147 $311 $299
2-Furaldehyde (furfuraldehyde)$951$1,174$1,014 $348$1,249
Furfuryl alcohol & tetrahydrofurfuryl alcohol $57    
Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ...$12,797$100,193$34,729$3,367 $606
Coumarin, methylcoumarins & ethylcoumarins     $31
Lactones (excl. coumarin, methylcoumarins & ethylcoumarins)$2,167$79$552$6,105$12,254$14
Total$16,051$101,650$36,295$9,783$12,602$2,199