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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $130,635 | $209,547 | $294,483 | $336,981 | $347,443 | $487,204 | $475,707 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $37,794 | $46,325 | $37,611 | $40,789 | $7,856 | $3,563 | $771 |
| Total | $168,429 | $255,872 | $332,094 | $377,770 | $355,299 | $490,767 | $476,478 |
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