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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2011 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | | $1,390 | $23,592 | $38,919 | $69 |
| Magnesium and articles thereof, including waste and scrap. | | $891 | | | |
| Cobalt mattes and other intermediate products of cobalt metallurgy | | | | | $2,532,268 |
| Zirconium and articles thereof, including waste and scrap. | | $33,635 | | | |
| Manganese and articles thereof, including waste and scrap. | $1,714 | | | | |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | | | | | $10 |
| Total | $1,714 | $35,916 | $23,592 | $38,919 | $2,532,347 |
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