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| Sub-Chapter | 2006 | 2007 | 2008 | 2009 | 2010 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | $82,416 | $309,623 | $56,170 | | $32 |
| Magnesium and articles thereof, including waste and scrap. | | $260,272 | $65,225 | $77,892 | $308,064 |
| Cadmium and articles thereof, including waste and scrap. | | | $1,844 | | |
| Titanium and articles thereof, including waste and scrap. | $9,729 | | $1,476,429 | $1,680 | $32,024 |
| Zirconium and articles thereof, including waste and scrap. | $3,238 | | | | |
| Manganese and articles thereof, including waste and scrap. | $2,693 | $12,538 | $49,697 | $14,751 | $29,353 |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $6,323 | $1,058 | | | |
| Cermets and articles thereof, including waste and scrap. | $2,070 | $7,348 | | | |
| Total | $106,469 | $590,839 | $1,649,365 | $94,323 | $369,473 |
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