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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Iron oxides & hydroxides | $2,789,888 | $3,154,978 | $4,341,473 | $5,165,350 | $4,547,049 | $5,404,774 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $24,853 | $2,551 | | | $32,259 | $137,170 |
| Total | $2,814,741 | $3,157,529 | $4,341,473 | $5,165,350 | $4,579,308 | $5,541,944 |
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