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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $195,218 | $273,623 | $210,382 | $351,211 | $350,103 | $321,458 | $142,590 |
| Silicates of sodium other than sodiummetasilicates | $1,643,593 | $2,016,311 | $2,517,297 | $3,225,293 | $1,624,995 | $2,885,545 | $2,794,825 |
| Potsssium silicates | $124,220 | $248,929 | | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $1,064,803 | $524,802 | $1,960,123 | $733,265 | $426,030 | $514,863 | $418,185 |
| Total | $3,027,834 | $3,063,665 | $4,687,802 | $4,309,769 | $2,401,128 | $3,721,866 | $3,355,600 |
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