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| Sub-Chapter | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Magnesium and articles thereof, including waste and scrap. | | | | | | $851,352 |
| Cobalt mattes and other intermediate products of cobalt metallurgy | $309 | | $1,143 | | | |
| Manganese and articles thereof, including waste and scrap. | | $49,497 | | | | |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | | | | $100 | $98 | $32,610 |
| Cermets and articles thereof, including waste and scrap. | $1,207 | $542 | | | $985 | |
| Total | $1,516 | $50,039 | $1,143 | $100 | $1,083 | $883,962 |
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