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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $450,815 | $615,549 | $906,841 | $1,227,362 | $1,262,870 | $1,753,211 | $1,502,434 |
| Silicates of sodium other than sodiummetasilicates | $1,698,776 | $1,817,569 | $1,999,557 | $3,221,473 | $4,650,669 | $5,154,599 | $6,371,316 |
| Potsssium silicates | $168,464 | $248,011 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,262,804 | $1,273,581 | $1,860,818 | $1,624,007 | $1,181,258 | $1,435,782 | $1,398,316 |
| Total | $3,580,859 | $3,954,710 | $4,767,216 | $6,072,842 | $7,094,797 | $8,343,592 | $9,272,066 |
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