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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Alginic acid, its salts & esters, in primary forms | $165,799 | $228,759 | $280,445 | $493,417 | $169,357 | $103,895 | $200,547 |
| Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ... | $28,090 | $89,410 | $140,466 | $432,270 | $296,605 | $392,210 | $1,221,473 |
| Total | $193,889 | $318,169 | $420,911 | $925,687 | $465,962 | $496,105 | $1,422,020 |
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