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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $34,718 | $34,267 | $9,379 | $5,900 | $11,197 | $17,788 | $73,931 |
| Silicates of sodium other than sodiummetasilicates | $3,291,420 | $4,031,672 | $5,297,268 | $5,913,840 | $4,929,354 | $4,412,139 | $4,637,457 |
| Potsssium silicates | $8,415 | $880,996 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,614,678 | $8,816,881 | $6,496,446 | $40,531 | $5,391,949 | $5,901,332 | $7,228,946 |
| Total | $4,949,231 | $13,763,816 | $11,803,093 | $5,960,271 | $10,332,500 | $10,331,259 | $11,940,334 |
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