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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $3,517 | $2,886 | $1,032 | $933 | $8,696 | $3,043 | |
| Silicates of sodium other than sodiummetasilicates | $306,242 | $190,106 | $148,506 | $346,856 | $720,625 | $368,867 | $1,432,666 |
| Potsssium silicates | $3,013 | $63,995 | $49 | $35,487 | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $18,857 | $56,476 | $64,060 | $43,072 | $364,382 | $1,187,468 | $476,853 |
| Total | $331,629 | $313,463 | $213,647 | $426,348 | $1,093,703 | $1,559,378 | $1,909,519 |
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