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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $112,420 | $156,296 | $335,186 | $168,638 | $110,597 | $195,180 | $245,267 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $16,630 | $14,162 | $12,888 | $21,442 | $24,963 | $28,617 | $41,226 |
| Total | $129,050 | $170,458 | $348,074 | $190,080 | $135,560 | $223,797 | $286,493 |
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