Commodity2005200620072008200920102011
Cast arts. of non-malleable cast iron, n.e.s.$79,499$279,434$460,905$662,518$229,020$359,235$472,748
Grinding balls & sim. cast arts. for mills, of iron/steel$121,007$148,042$315,661$307,182$104,854$91,542$276,831
Cast arts. of iron (excl. non-malleable cast iron)/steel, n.e.s.$141,786$175,951$421,157$235,390$47,053$142,109$122,154
Total$342,292$603,427$1,197,723$1,205,090$380,927$592,886$871,733