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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | | | | $165 | | $189 | |
| Tantalum and articles thereof, including waste and scrap. | | $10 | | | | | |
| Magnesium and articles thereof, including waste and scrap. | | $111 | $21 | | $1,073 | | $117 |
| Titanium and articles thereof, including waste and scrap. | | | | $1,364 | | | |
| Zirconium and articles thereof, including waste and scrap. | $554 | | | | | | |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $14 | $10 | | $39 | | | $615 |
| Total | $568 | $131 | $21 | $1,568 | $1,073 | $189 | $732 |
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