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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Iron oxides & hydroxides | $7,281 | $51,886 | $51,703 | $24,893 | $106,845 | $181,462 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $9,291 | $7,042 | $20,824 | $16 | $15,803 | $19,942 |
| Total | $16,572 | $58,928 | $72,527 | $24,909 | $122,648 | $201,404 |
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