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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Alginic acid, its salts & esters, in primary forms | $1,267,783 | $1,987,806 | $2,213,841 | $2,076,224 | $2,510,618 | $2,628,551 | $3,789,964 |
| Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ... | $22,044,137 | $21,136,039 | $17,546,760 | $22,426,124 | $16,892,424 | $21,343,682 | $19,831,416 |
| Total | $23,311,920 | $23,123,845 | $19,760,601 | $24,502,348 | $19,403,042 | $23,972,233 | $23,621,380 |
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