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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $891,000 | $865,000 | $1,218,000 | $1,529,000 | $1,305,000 | $2,305,529 | $1,954,953 |
| Silicates of sodium other than sodiummetasilicates | $34,151,000 | $34,041,000 | $39,320,000 | $45,611,000 | $25,741,000 | $30,945,763 | $35,921,611 |
| Potsssium silicates | $4,007,000 | $5,530,000 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $5,388,000 | $7,222,000 | $15,944,000 | $17,468,000 | $16,577,000 | $16,595,833 | $15,753,928 |
| Total | $44,437,000 | $47,658,000 | $56,482,000 | $64,608,000 | $43,623,000 | $49,847,125 | $53,630,492 |
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