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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $134,354 | $116,413 | $169,830 | $343,939 | $242,440 | $332,305 | $413,410 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $26,002 | $43,386 | $23,844 | $55,813 | $24,607 | $30,383 | $34,003 |
| Total | $160,356 | $159,799 | $193,674 | $399,752 | $267,047 | $362,688 | $447,413 |
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