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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $15,629 | $6,744 | $16,492 | $21,114 | $63,275 | $12,085 | $33,028 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | | | | $10 | | | |
| Total | $15,629 | $6,744 | $16,492 | $21,124 | $63,275 | $12,085 | $33,028 |
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