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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $398,970 | $390,430 | $528,020 | $747,981 | $502,934 | $498,966 | $860,403 |
| Silicates of sodium other than sodiummetasilicates | $659,517 | $813,708 | $1,053,995 | $2,158,391 | $2,171,079 | $979,148 | $1,072,092 |
| Potsssium silicates | $405,743 | $549,632 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $735,217 | $1,272,872 | $2,685,457 | $3,516,255 | $3,709,636 | $4,594,374 | $6,104,318 |
| Total | $2,199,447 | $3,026,642 | $4,267,472 | $6,422,627 | $6,383,649 | $6,072,488 | $8,036,813 |
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