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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Alginic acid, its salts & esters, in primary forms | $1,841,495 | $2,160,443 | $428,948 | $301,977 | $426,242 | $129,011 | $606,746 |
| Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ... | $1,626,261 | $1,231,588 | $2,217,503 | $2,291,220 | $2,485,377 | $4,764,634 | $2,195,570 |
| Total | $3,467,756 | $3,392,031 | $2,646,451 | $2,593,197 | $2,911,619 | $4,893,645 | $2,802,316 |
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