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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $1,566,923 | $1,874,664 | $2,086,915 | $2,920,090 | $1,959,812 | $3,830,291 | $3,403,394 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $287,776 | $480,788 | $472,448 | $593,232 | $530,364 | $506,642 | $505,174 |
| Total | $1,854,699 | $2,355,452 | $2,559,363 | $3,513,322 | $2,490,176 | $4,336,933 | $3,908,568 |
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