Commodity200520062007200820092010
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