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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) and articles thereof, including waste and scrap. | | $172 | $4,678 | $4,434 | $108,220 | $24,473 | $1,271 |
| Molybdenum and articles thereof, including waste and scrap. | $97 | | | $7,887 | | $199 | |
| Magnesium and articles thereof, including waste and scrap. | $9,969 | $3,104 | $39,103 | | | $10,103 | |
| Bismuth and articles thereof, including waste and scrap. | | | | | | $2,744 | |
| Cadmium and articles thereof, including waste and scrap. | | | $529,936 | | | | |
| Total | $10,066 | $3,276 | $573,717 | $12,321 | $108,220 | $37,519 | $1,271 |
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