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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $7,813 | $1,538 | $10 | $1,694 | | $4,725 | $5,409 |
| Silicates of sodium other than sodiummetasilicates | $564,254 | $201,636 | $384,966 | $561,682 | $1,054,137 | $1,767,387 | $1,433,096 |
| Potsssium silicates | | $33,423 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $291,726 | $209,931 | $371,616 | $275,149 | $460,380 | $842,792 | $5,774,950 |
| Total | $863,793 | $446,528 | $756,592 | $838,525 | $1,514,517 | $2,614,904 | $7,213,455 |
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