|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Silicates of sodium other than sodiummetasilicates | $7,223 | | $472 | | $1,309 | $21,332 |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $415 | $33,877 | $23,722 | $283,079 | $138,561 | $336,860 |
| Total | $7,638 | $33,877 | $24,194 | $283,079 | $139,870 | $358,192 |
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