Commodity2005200620072008200920102011
Iron oxides & hydroxides $1,036 $11,590$20,700$132,774$208,693
Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3$8,973 $5,222  $4,000$9,958
Total$8,973$1,036$5,222$11,590$20,700$136,774$218,651