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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | $428 | $133 | $10,654 | $1,294 | | $4,331 | |
| Molybdenum and articles thereof, including waste and scrap. | | | | $288 | | | |
| Tantalum and articles thereof, including waste and scrap. | | | | | $2,507 | | |
| Magnesium and articles thereof, including waste and scrap. | | $3,312 | | $616 | | $1,408 | |
| Cobalt mattes and other intermediate products of cobalt metallurgy | $15,286 | | | | $5,130 | | $5,000 |
| Titanium and articles thereof, including waste and scrap. | | | | | | $1,527 | |
| Zirconium and articles thereof, including waste and scrap. | $177 | $4,804 | $129 | | | | |
| Manganese and articles thereof, including waste and scrap. | $13,877 | $128 | | | | | |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $6,040 | $1,665 | $5,236 | $1,071 | | $2,104 | |
| Cermets and articles thereof, including waste and scrap. | $100 | $3,062 | $20 | | | | $2,000 |
| Total | $35,908 | $13,104 | $16,039 | $3,269 | $7,637 | $9,370 | $7,000 |
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