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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $10,319 | $48,582 | $30,022 | $166,887 | $92,657 | $286,213 | $141,988 |
| Silicates of sodium other than sodiummetasilicates | $146,985 | $347,781 | $247,646 | $313,648 | $455,048 | $716,528 | $390,559 |
| Potsssium silicates | $306,943 | $350,710 | $471,579 | $492,291 | $564,539 | $337,647 | $598,412 |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $3,041,828 | $3,486,973 | $3,456,384 | $7,533,998 | $6,793,653 | $11,154,563 | $18,833,694 |
| Total | $3,506,075 | $4,234,046 | $4,205,631 | $8,506,824 | $7,905,897 | $12,494,951 | $19,964,653 |
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