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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $4,745 | $17,249 | $13,048 | $22,366 | $12,320 | $2,110 | $20,264 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | | | $592 | | | | $450 |
| Total | $4,745 | $17,249 | $13,640 | $22,366 | $12,320 | $2,110 | $20,714 |
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