Commodity200520062007200920102011
Ferro-manganese, cont. by wt. >2% of carbon, in granular/powder form  $150,704 $175,750 
Ferro-manganese, other than that cont. by wt. >2% of carbon, in granular/po ...     $14,826
Ferro-silicon, cont. by wt. >55% of silicon, in granular/powder form $8,513    
Ferro-alloys (excl. of 7202.11-7202.93), in granular/powder form$4,196  $14,479  
Total$4,196$8,513$150,704$14,479$175,750$14,826