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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Iron oxides & hydroxides | $5,230,694 | $4,998,858 | $6,669,778 | $5,768,955 | $4,555,178 | $5,517,645 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $8,568 | | $115 | $13,404 | $6,073 | $21,326 |
| Total | $5,239,262 | $4,998,858 | $6,669,893 | $5,782,359 | $4,561,251 | $5,538,971 |
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