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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Iron oxides & hydroxides | $1,088,003 | $1,318,884 | $2,647,261 | $1,703,390 | $2,209,445 | $2,276,952 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $41,898 | $59,807 | $10,739 | $62,515 | | $38,485 |
| Total | $1,129,901 | $1,378,691 | $2,658,000 | $1,765,905 | $2,209,445 | $2,315,437 |
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