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| Sub-Chapter | 2005 | 2006 | 2007 | 2009 | 2011 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | | | | $221 | $157 |
| Magnesium and articles thereof, including waste and scrap. | | $18,248 | $2,499 | $44 | $1,853 |
| Cobalt mattes and other intermediate products of cobalt metallurgy | | | | | $406 |
| Titanium and articles thereof, including waste and scrap. | | | | | $4,140 |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $45,174 | | | | |
| Cermets and articles thereof, including waste and scrap. | | | | $6,907 | |
| Total | $45,174 | $18,248 | $2,499 | $7,172 | $6,556 |
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