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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $14,269 | $65,724 | $143,053 | $243,400 | $306,566 | $398,024 | $537,294 |
| Silicates of sodium other than sodiummetasilicates | $423,531 | $519,703 | $469,636 | $767,299 | $1,007,660 | $1,261,725 | $888,711 |
| Potsssium silicates | $5,842 | $80,904 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $4,100,437 | $1,814,513 | $1,914,530 | $8,020,357 | $1,917,942 | $4,006,219 | $3,559,312 |
| Total | $4,544,079 | $2,480,844 | $2,527,219 | $9,031,056 | $3,232,168 | $5,665,968 | $4,985,317 |
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