|
| Commodity | 2005 | 2006 | 2007 |
| Sodium metasilicates | $41,461 | $1,968 | $72,369 |
| Silicates of sodium other than sodiummetasilicates | $1,113 | | $435 |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $5,595 | $20,530 | $3,453 |
| Total | $48,169 | $22,498 | $76,257 |
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