Commodity2005200620072008200920102011
Cast arts. of non-malleable cast iron, n.e.s.$210,477$147,789$365,234$485,557$227,581$261,750$677,176
Grinding balls & sim. cast arts. for mills, of iron/steel $312,855$730,501$995,401$863,825$143,740$99,237
Cast arts. of iron (excl. non-malleable cast iron)/steel, n.e.s.$268,087$199,659$345,247$261,636$226,022$136,169$537,513
Total$478,564$660,303$1,440,982$1,742,594$1,317,428$541,659$1,313,926