|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium metasilicates | $2,388 | $5,874 | $831 | $9,914 | $11,983 | |
| Silicates of sodium other than sodiummetasilicates | $130,801 | $184,897 | $25,816 | $118,194 | $28,601 | $16,796 |
| Potsssium silicates | $1,028 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,854 | $4,193 | $39 | $54,751 | $144,294 | $1,391 |
| Total | $136,071 | $194,964 | $26,686 | $182,859 | $184,878 | $18,187 |
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