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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $5,839 | $6,713 | $8,067 | $9,909 | $7,950 | $16,035 | $14,211 |
| Silicates of sodium other than sodiummetasilicates | $533,235 | $564,611 | $570,532 | $678,522 | $573,929 | $760,979 | $855,524 |
| Potsssium silicates | $3,313 | $16,775 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,350,275 | $1,111,509 | $3,083,459 | $3,510,097 | $2,738,172 | $2,963,687 | $4,468,018 |
| Total | $1,892,662 | $1,699,608 | $3,662,058 | $4,198,528 | $3,320,051 | $3,740,701 | $5,337,753 |
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