|
| Commodity | 2006 | 2007 | 2008 |
| Sodium metasilicates | $122,821 | $102,227 | $162,911 |
| Silicates of sodium other than sodiummetasilicates | $143,179 | $163,822 | $1,061,607 |
| Potsssium silicates | | $5,766 | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $130,285 | $200,538 | $288,327 |
| Total | $396,285 | $472,353 | $1,512,845 |
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