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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | | $249 | $512 | | $3,500 | $13,441 | $14,199 |
| Silicates of sodium other than sodiummetasilicates | $852,005 | $1,576,008 | $2,196,028 | $2,700,981 | $2,059,650 | $3,083,580 | $3,030,213 |
| Potsssium silicates | $9,604 | $33,880 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $497 | | $29,369 | $40,561 | $32,240 | $26,919 | $9,847 |
| Total | $862,106 | $1,610,137 | $2,225,909 | $2,741,542 | $2,095,390 | $3,123,940 | $3,054,259 |
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