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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $79,535 | $120,745 | $160,181 | $195,328 | $104,535 | $252,292 | $183,236 |
| Silicates of sodium other than sodiummetasilicates | $1,262,448 | $1,452,608 | $1,973,427 | $1,952,222 | $2,045,853 | $2,007,875 | $2,282,564 |
| Potsssium silicates | $784,733 | $1,143,792 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $411,840 | $532,904 | $3,473,790 | $5,686,049 | $2,210,956 | $2,535,550 | $3,425,861 |
| Total | $2,538,556 | $3,250,049 | $5,607,398 | $7,833,599 | $4,361,344 | $4,795,717 | $5,891,661 |
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