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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Alginic acid, its salts & esters, in primary forms | $5,705 | $9,375 | $10,930 | $27,884 | $6,104 | $13,392 |
| Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ... | $136,018 | $109,987 | $198,850 | $116,600 | $97,503 | $282,159 |
| Total | $141,723 | $119,362 | $209,780 | $144,484 | $103,607 | $295,551 |
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