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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $256,335 | $306,323 | $158,588 | $240,487 | $448,918 | $439,184 | $618,657 |
| Silicates of sodium other than sodiummetasilicates | $179,298 | $335,232 | $242,548 | $942,003 | $782,196 | $1,132,944 | $2,028,122 |
| Potsssium silicates | $43,882 | $48,841 | $47,203 | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,044,980 | $799,257 | $482,444 | $975,121 | $983,412 | $658,000 | $601,580 |
| Total | $1,524,495 | $1,489,653 | $930,783 | $2,157,611 | $2,214,526 | $2,230,128 | $3,248,359 |
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