|
| Commodity | 2005 | 2007 | 2008 | 2009 | 2010 |
| Molybdates | | | | $521,800 | $362,483 |
| Tungstates (wolframates) | | | $7,528,094 | $2,266,776 | $10,436,370 |
| Salts of oxymetallic/peroxymetallic acids (excl. of 2841.10-2841.80) | $1,902 | $7,392 | | | |
| Total | $1,902 | $7,392 | $7,528,094 | $2,788,576 | $10,798,853 |
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