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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium metasilicates | $8,053,991 | $10,296,976 | $8,501,905 | $5,907,582 | $4,086,782 | $12,220,658 |
| Silicates of sodium other than sodiummetasilicates | $11,426,818 | $20,990,955 | $28,090,746 | $34,145,795 | $31,234,793 | $28,058,174 |
| Potsssium silicates | $57,209 | $418,362 | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $3,104,194 | $3,797,921 | $7,366,579 | $7,054,027 | $6,977,808 | $12,480,615 |
| Total | $22,642,212 | $35,504,214 | $43,959,230 | $47,107,404 | $42,299,383 | $52,759,447 |
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