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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | | $3,136 | | $14,201 | | $282 | |
| Silicates of sodium other than sodiummetasilicates | $19,464 | $38,104 | $30,952 | $62,113 | $97,359 | $126,578 | $126,987 |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $93,597 | $135,109 | $64,447 | $45,909 | $532 | $1,337 | $1,917 |
| Total | $113,061 | $176,349 | $95,399 | $122,223 | $97,891 | $128,197 | $128,904 |
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