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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $62,496 | $40,963 | $36,936 | $21,747 | $69,119 | $44,684 | $76,194 |
| Silicates of sodium other than sodiummetasilicates | $666,275 | $886,781 | $953,424 | $1,322,250 | $620,745 | $877,829 | $1,111,982 |
| Potsssium silicates | $110,272 | $155,480 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $24,170 | $40,229 | $193,494 | $188,853 | $244,041 | $219,175 | $238,894 |
| Total | $863,213 | $1,123,453 | $1,183,854 | $1,532,850 | $933,905 | $1,141,688 | $1,427,070 |
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