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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $1,072,960 | $216,861 | $168,903 | $242,209 | $199,954 | $250,941 | $259,851 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $7,049 | $4,704 | $34,329 | $119 | $11,409 | $270 | $10,629 |
| Total | $1,080,009 | $221,565 | $203,232 | $242,328 | $211,363 | $251,211 | $270,480 |
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