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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Alginic acid, its salts & esters, in primary forms | $36,445 | $72,891 | $67,586 | $12,801 | $28,782 | $4,746 |
| Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ... | $94,081 | $114,435 | $285,782 | $618,969 | $462,314 | $412,518 |
| Total | $130,526 | $187,326 | $353,368 | $631,770 | $491,096 | $417,264 |
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