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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $733,907 | $794,370 | $894,855 | $948,354 | $674,448 | $764,767 | $749,896 |
| Silicates of sodium other than sodiummetasilicates | $12,906,922 | $14,184,161 | $20,184,390 | $37,686,891 | $24,151,031 | $31,073,094 | $37,864,529 |
| Potsssium silicates | $242,345 | $394,582 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $21,213,921 | $11,845,151 | $17,561,256 | $8,297,647 | $7,879,399 | $7,770,109 | $9,211,062 |
| Total | $35,097,095 | $27,218,264 | $38,640,501 | $46,932,892 | $32,704,878 | $39,607,970 | $47,825,487 |
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