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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Double/complex silicates, incl. aluminosilicates, whether or not chemically ... | $5,861 | $4,060 | $3,256 | $13,080 | $17,977 | $12,851 | $57,226 |
| Salts of inorganic acids/peroxoacids (excl. of double/complex silicates), w ... | $28,113 | $16,630 | $9,378 | $9,569 | $44 | $705 | $751 |
| Total | $33,974 | $20,690 | $12,634 | $22,649 | $18,021 | $13,556 | $57,977 |
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