Commodity2005200620072008200920102011
Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ... $1,043$2,212$145$13,335$13,908$225
Coumarin, methylcoumarins & ethylcoumarins$1,110$861   $1,129$1,038
Lactones (excl. coumarin, methylcoumarins & ethylcoumarins)$28,508$16,130$6,767$21,691$3,598$1,666$26,004
Total$29,618$18,034$8,979$21,836$16,933$16,703$27,267