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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Iron oxides & hydroxides | $92,842 | $54,952 | $318,732 | $187,385 | $139,353 | $70,956 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $11,563 | $60,663 | $45,519 | $32,532 | $29,390 | $29,265 |
| Total | $104,405 | $115,615 | $364,251 | $219,917 | $168,743 | $100,221 |
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