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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $617,727 | $715,164 | $1,179,562 | $1,642,944 | $1,310,765 | $672,966 | $163,030 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $48,402 | $40,514 | $50,596 | $34,937 | $64,120 | $30,426 | $40,478 |
| Total | $666,129 | $755,678 | $1,230,158 | $1,677,881 | $1,374,885 | $703,392 | $203,508 |
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