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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $19,065 | $47,925 | $24,296 | $12,170 | $8,011 | $14,011 | $49,122 |
| Silicates of sodium other than sodiummetasilicates | $3,531,824 | $1,886,703 | $1,769,142 | $1,886,040 | $2,653,672 | $5,176,911 | $2,563,549 |
| Potsssium silicates | $59,533 | $35,325 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $46,030 | $44,757 | $203,858 | $186,203 | $233,599 | $1,017,648 | $1,875,083 |
| Total | $3,656,452 | $2,014,710 | $1,997,296 | $2,084,413 | $2,895,282 | $6,208,570 | $4,487,754 |
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