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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $383,748 | $359,014 | $385,503 | $401,198 | $403,303 | $340,991 | $326,152 |
| Silicates of sodium other than sodiummetasilicates | $3,823,282 | $8,645,125 | $8,402,636 | $4,369,159 | $1,924,426 | $2,478,564 | $3,084,404 |
| Potsssium silicates | $64,346 | $47,990 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $348,524 | $528,656 | $302,326 | $500,365 | $360,361 | $464,729 | $415,716 |
| Total | $4,619,900 | $9,580,785 | $9,090,465 | $5,270,722 | $2,688,090 | $3,284,284 | $3,826,272 |
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