Commodity200520072008200920102011
Cast arts. of non-malleable cast iron, n.e.s. $8,426    
Grinding balls & sim. cast arts. for mills, of iron/steel     $29
Cast arts. of iron (excl. non-malleable cast iron)/steel, n.e.s.$711 $6,272$17$11,307$244,222
Total$711$8,426$6,272$17$11,307$244,251