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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $424,227 | $332,898 | $495,459 | $391,044 | $450,419 | $359,100 | $826,647 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | | $19 | | $1,056 | | | |
| Total | $424,227 | $332,917 | $495,459 | $392,100 | $450,419 | $359,100 | $826,647 |
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