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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $41,958 | $54,694 | $138,833 | $51,904 | $27,634 | $19,311 | $30,642 |
| Silicates of sodium other than sodiummetasilicates | $983,786 | $2,479,691 | $1,340,998 | $864,114 | | $1,024,023 | $1,268,586 |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $260,753 | $312,500 | $716,177 | $479,675 | $459,801 | $2,411,541 | $1,318,097 |
| Total | $1,286,497 | $2,846,885 | $2,196,008 | $1,395,693 | $487,435 | $3,454,875 | $2,617,325 |
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