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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Alginic acid, its salts & esters, in primary forms | $1,497,187 | $1,795,383 | $1,253,956 | $1,374,803 | $923,082 | $2,050,903 | $733,679 |
| Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ... | $4,554,915 | $2,317,656 | $2,892,501 | $2,950,361 | $1,578,617 | $1,488,218 | $1,416,657 |
| Total | $6,052,102 | $4,113,039 | $4,146,457 | $4,325,164 | $2,501,699 | $3,539,121 | $2,150,336 |
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