|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium metasilicates | | $6,219 | | | | |
| Silicates of sodium other than sodiummetasilicates | | $5,393 | $932 | $13,985 | $220,506 | |
| Potsssium silicates | $5,872 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $7,466 | $1,133 | | $18,164 | $3,919 | $54,758 |
| Total | $13,338 | $12,745 | $932 | $32,149 | $224,425 | $54,758 |
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