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| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Sodium metasilicates | $22,615 | $3,102 | $37,155 | $14,594 | $1,064,714 |
| Silicates of sodium other than sodiummetasilicates | $1,557,273 | $290,241 | $221,592 | $739,208 | $602,868 |
| Potsssium silicates | $320 | | $2,859 | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $22,833 | $38,473 | $208,216 | $319,495 | $201,714 |
| Total | $1,603,041 | $331,816 | $469,822 | $1,073,297 | $1,869,296 |
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