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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $936,032 | $908,753 | $1,228,334 | $1,594,843 | $952,178 | $909,004 | $842,818 |
| Silicates of sodium other than sodiummetasilicates | $590,220 | $620,016 | $778,565 | $1,242,732 | $1,375,692 | $1,116,128 | $1,603,060 |
| Potsssium silicates | $266,473 | $154,993 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,416,644 | $1,154,118 | $2,404,347 | $2,647,753 | $1,834,303 | $2,118,547 | $1,844,705 |
| Total | $3,209,369 | $2,837,880 | $4,411,246 | $5,485,328 | $4,162,173 | $4,143,679 | $4,290,583 |
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