Commodity2005200620072010
Tetrahydrofuran$1,178,024$2,348,817$539,547$266,934
2-Furaldehyde (furfuraldehyde) $39$840,558$1,238,402
Furfuryl alcohol & tetrahydrofurfuryl alcohol$7,365$6,109$228,492 
Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ...$3,301,080$1,716,699$5,106,078$2,781,603
Coumarin, methylcoumarins & ethylcoumarins$79,958$103,531$144,318 
Lactones (excl. coumarin, methylcoumarins & ethylcoumarins)$202,114$219,545$316,039$466,667
Total$4,768,541$4,394,740$7,175,032$4,753,606