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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $1,162 | $558 | $6,620 | $3,990 | $6,171 | $14,339 | $18 |
| Silicates of sodium other than sodiummetasilicates | | $20,715 | $13,162 | $70,216 | $10,790 | $413,311 | $2,473 |
| Potsssium silicates | $13,773 | $31,198 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,464 | $205,764 | $3,906 | $3,167 | $8,934 | $12,316 | $36,162 |
| Total | $16,399 | $258,235 | $23,688 | $77,373 | $25,895 | $439,966 | $38,653 |
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