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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Alginic acid, its salts & esters, in primary forms | $34,869 | $14,379 | $29,263 | $27,707 | $1,948 | $9,219 |
| Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ... | $146,685 | $192,270 | $180,300 | $188,176 | $138,232 | $193,945 |
| Total | $181,554 | $206,649 | $209,563 | $215,883 | $140,180 | $203,164 |
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