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| Sub-Chapter | 2005 | 2007 | 2008 | 2009 | 2010 |
| Molybdenum and articles thereof, including waste and scrap. | | | | | $221 |
| Tantalum and articles thereof, including waste and scrap. | | | | | $2,776 |
| Magnesium and articles thereof, including waste and scrap. | | | $805 | $6 | |
| Cobalt mattes and other intermediate products of cobalt metallurgy | | | | | $9,459 |
| Titanium and articles thereof, including waste and scrap. | $9 | $592 | $2,118 | | $53,305 |
| Zirconium and articles thereof, including waste and scrap. | | | | | $105,872 |
| Manganese and articles thereof, including waste and scrap. | $272 | | | | |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $11 | | | | |
| Total | $292 | $592 | $2,923 | $6 | $171,633 |
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