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| Sub-Chapter | 2005 | 2007 | 2008 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | $146,437 | $380,835 | $365,202 |
| Molybdenum and articles thereof, including waste and scrap. | $125,927 | $352,240 | $1,650,017 |
| Tantalum and articles thereof, including waste and scrap. | $48,622 | | $46,696 |
| Magnesium and articles thereof, including waste and scrap. | $11,310,764 | $11,850,229 | $30,626,728 |
| Cobalt mattes and other intermediate products of cobalt metallurgy | $118,666 | $339,965 | $129,288 |
| Bismuth and articles thereof, including waste and scrap. | $17,017 | | $7,534 |
| Cadmium and articles thereof, including waste and scrap. | | | $4,775 |
| Titanium and articles thereof, including waste and scrap. | $10,620,705 | $20,161,925 | $43,637,225 |
| Zirconium and articles thereof, including waste and scrap. | $177,809 | $48,996 | $103,256 |
| Manganese and articles thereof, including waste and scrap. | $705,434 | $429,105 | $741,597 |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $405 | $22,917 | $17,609 |
| Cermets and articles thereof, including waste and scrap. | $8,666 | $68,178 | $142,226 |
| Total | $23,280,452 | $33,654,390 | $77,472,153 |
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