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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | | $2,193 | $662,025 | $87,358 | $39,959 | | $1,076 |
| Silicates of sodium other than sodiummetasilicates | $1,751,450 | $1,117,023 | $1,868,473 | $2,270,068 | $2,581,809 | $2,329,150 | $2,447,524 |
| Potsssium silicates | | $2,743 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $43,143 | $6,202 | $25,151 | $17,147 | $651 | $14,729 | $10,172 |
| Total | $1,794,593 | $1,128,161 | $2,555,649 | $2,374,573 | $2,622,419 | $2,343,879 | $2,458,772 |
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