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| Commodity | 2005 | 2006 | 2009 | 2010 | 2011 |
| Ferro-silicon, cont. by wt. >55% of silicon, in granular/powder form | | | $58 | | |
| Ferro-silicon, other than that cont. >55% of silicon, in granular/powder fo ... | | | | $1,625 | |
| Ferro-silico-manganese, in granular/powder form | $162,900 | | | | |
| Ferro-tungsten & ferro-silico-tungsten, in granular/powder form | | $1,027 | | | |
| Ferro-alloys (excl. of 7202.11-7202.93), in granular/powder form | | | | | $6,133 |
| Total | $162,900 | $1,027 | $58 | $1,625 | $6,133 |
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