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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $2,634,832 | $3,177,906 | $2,650,633 | $3,678,661 | $2,196,732 | $3,059,767 | $2,368,058 |
| Silicates of sodium other than sodiummetasilicates | $3,591,931 | $3,959,438 | $4,162,617 | $6,558,142 | $1,516,414 | $1,826,677 | $2,235,268 |
| Potsssium silicates | $241,477 | $257,806 | $134,743 | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $2,853,602 | $3,645,196 | $3,913,928 | $4,329,787 | $2,804,796 | $3,229,085 | $3,820,812 |
| Total | $9,321,842 | $11,040,346 | $10,861,921 | $14,566,590 | $6,517,942 | $8,115,529 | $8,424,138 |
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