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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $427,403 | $423,506 | $518,731 | $623,155 | $601,770 | $727,784 | $652,894 |
| Silicates of sodium other than sodiummetasilicates | $1,787,210 | $2,037,634 | $3,161,142 | $2,851,418 | $1,431,584 | $2,276,731 | $2,936,903 |
| Potsssium silicates | $550,316 | $810,200 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $3,281,663 | $2,323,403 | $3,440,671 | $18,557,575 | $3,729,509 | $3,715,552 | $4,735,084 |
| Total | $6,046,592 | $5,594,743 | $7,120,544 | $22,032,148 | $5,762,863 | $6,720,067 | $8,324,881 |
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