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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $254,414 | $482,284 | $401,983 | $526,861 | $517,039 | $836,997 | $703,091 |
| Silicates of sodium other than sodiummetasilicates | $1,765,615 | $2,330,651 | $2,768,237 | $2,309,803 | $1,404,069 | $2,392,854 | $3,161,553 |
| Potsssium silicates | $18,806 | $208 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $4,389,121 | $7,710,303 | $10,996,770 | $8,552,723 | $6,105,668 | $7,525,082 | $21,601,842 |
| Total | $6,427,956 | $10,523,446 | $14,166,990 | $11,389,387 | $8,026,776 | $10,754,933 | $25,466,486 |
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