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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $4,383,000 | $4,826,000 | $5,466,000 | $6,406,000 | $9,829,000 | $5,870,457 | $6,981,650 |
| Silicates of sodium other than sodiummetasilicates | $16,422,000 | $18,993,000 | $22,232,000 | $32,258,000 | $22,817,000 | $26,026,886 | $29,653,142 |
| Potsssium silicates | $1,399,000 | $2,711,000 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $5,658,000 | $6,799,000 | $10,602,000 | $11,871,000 | $10,421,000 | $13,911,036 | $17,109,009 |
| Total | $27,862,000 | $33,329,000 | $38,300,000 | $50,535,000 | $43,067,000 | $45,808,379 | $53,743,801 |
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