|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Sodium metasilicates | $1,798 | $2,250 | $1,885 | $2,244 | $301 | |
| Silicates of sodium other than sodiummetasilicates | $14,137 | $16,454 | $16,436 | $12,172 | $5,593 | $8,436 |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | | | | | $27,517 | |
| Total | $15,935 | $18,704 | $18,321 | $14,416 | $33,411 | $8,436 |
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