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| Commodity | 2005 | 2006 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $104,917 | $19,104 | $551 | | | |
| Silicates of sodium other than sodiummetasilicates | $1,441,765 | $400,445 | $1,351,558 | $49,336 | $68,439 | $91,880 |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $52,952 | | $33,144 | | $960 | $273,689 |
| Total | $1,599,634 | $419,549 | $1,385,253 | $49,336 | $69,399 | $365,569 |
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