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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | $457,000 | $1,349,000 | | | | $5,000 | $7,000 |
| Molybdenum and articles thereof, including waste and scrap. | $127,000 | | | | | | |
| Tantalum and articles thereof, including waste and scrap. | $5,000 | | | | | | |
| Magnesium and articles thereof, including waste and scrap. | $37,000 | | $11,643,000 | $5,000 | | $18,890,000 | $19,811,000 |
| Cobalt mattes and other intermediate products of cobalt metallurgy | $36,000 | | | | $54,000 | $82,000 | $225,000 |
| Bismuth and articles thereof, including waste and scrap. | $4,000 | | | | | $254,000 | $281,000 |
| Titanium and articles thereof, including waste and scrap. | $18,000 | | $157,000 | | | $1,191,000 | $3,892,000 |
| Zirconium and articles thereof, including waste and scrap. | $2,000 | | | | | $1,000 | |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $1,789,000 | | $1,289,000 | $1,200,000 | | $652,000 | $1,002,000 |
| Cermets and articles thereof, including waste and scrap. | $60,000 | $27,000 | $20,000 | | $288,000 | $83,000 | $28,000 |
| Total | $2,535,000 | $1,376,000 | $13,109,000 | $1,205,000 | $342,000 | $21,158,000 | $25,246,000 |
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