Commodity200520062007200820092010
Ferro-manganese, cont. by wt. >2% of carbon, in granular/powder form     $5,040
Ferro-manganese, other than that cont. by wt. >2% of carbon, in granular/po ... $37 $304,536$12,302$154,761
Ferro-silicon, cont. by wt. >55% of silicon, in granular/powder form$614,903$875,396$1,208,512$1,399,039$1,858,643$2,403,222
Ferro-silicon, other than that cont. >55% of silicon, in granular/powder fo ...  $2,912$13,058  
Ferro-silico-manganese, in granular/powder form  $7,700   
Ferro-chromium, cont. by wt. >4% of carbon, in granular/powder form  $40,241   
Ferro-tungsten & ferro-silico-tungsten, in granular/powder form   $8,560  
Ferro-alloys (excl. of 7202.11-7202.93), in granular/powder form  $1,947 $1,897$35,784
Total$614,903$875,433$1,261,312$1,725,193$1,872,842$2,598,807