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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $1,487,929 | $1,994,096 | $2,390,694 | $2,374,256 | $1,563,327 | $1,979,989 | $2,195,891 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $41,408 | $18,219 | $30,857 | $32,894 | $33,036 | $15,841 | $31,738 |
| Total | $1,529,337 | $2,012,315 | $2,421,551 | $2,407,150 | $1,596,363 | $1,995,830 | $2,227,629 |
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