Commodity20052006200720082009
Grinding balls & sim. arts. for mills, of iron/steel, forged/stamped but no ... $48,705$119,631$344 
Articles of iron/steel, forged/stamped but not furth. wkd., n.e.s.$103,771$43,008$37,570$43,836$64,969
Articles of iron/steel wire$431,286$401,648$146,722$130,094$72,904
Articles of iron/steel, n.e.s.$2,399,486$4,956,736$4,546,691$4,394,458$3,402,190
Total$2,934,543$5,450,097$4,850,614$4,568,732$3,540,063