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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $2,762,286 | $3,214,202 | $2,706,620 | $3,343,349 | $3,021,582 | $1,964,356 | $1,786,590 |
| Silicates of sodium other than sodiummetasilicates | $12,771,218 | $16,030,834 | $20,497,291 | $29,708,507 | $18,375,160 | $20,546,211 | $20,835,207 |
| Potsssium silicates | $1,262,937 | $444,464 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $3,486,453 | $3,551,945 | $4,794,231 | $4,181,765 | $3,701,681 | $4,989,094 | $5,878,773 |
| Total | $20,282,894 | $23,241,445 | $27,998,142 | $37,233,621 | $25,098,423 | $27,499,661 | $28,500,570 |
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