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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | $190 | $1,200 | | | | | |
| Tantalum and articles thereof, including waste and scrap. | $20,480 | $9,035 | | | | | |
| Magnesium and articles thereof, including waste and scrap. | | | | | | | $15 |
| Bismuth and articles thereof, including waste and scrap. | | | $52 | $587,083 | | | $542,897 |
| Manganese and articles thereof, including waste and scrap. | | | | $30,008 | | $119,744 | |
| Beryllium, chromium, germanium, vanadium, gallium, hafnium | $46,250 | $262,950 | $263,970 | $419,967 | $109,625 | $61,868 | $26,381 |
| Total | $66,920 | $273,185 | $264,022 | $1,037,058 | $109,625 | $181,612 | $569,293 |
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