|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Sodium metasilicates | | $2,253 | $987 | $270 |
| Silicates of sodium other than sodiummetasilicates | | $54,904 | $117,784 | |
| Potsssium silicates | | $54,904 | $78,523 | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,324 | $25,402 | $39,261 | $2,980 |
| Total | $1,324 | $137,463 | $236,555 | $3,250 |
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