Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Tetrahydrofuran | $44,531 | $7,465 | $4,209 | $3,704 | $9,711 | $12,423 | $16,459 |
Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ... | | | | | | $13 | |
Lactones (excl. coumarin, methylcoumarins & ethylcoumarins) | | | $63 | | $323 | | $96 |
Total | $44,531 | $7,465 | $4,272 | $3,704 | $10,034 | $12,436 | $16,555 |
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