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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $12,575 | $50,891 | $986 | $223 | $30,944 | $32,726 | $15,913 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $861,422 | $370,168 | $608,540 | $827,497 | $239,989 | $51,523 | $3,338 |
| Electro-magnetic couplings, clutches & brakes | | $1,146 | $3,300 | $3,370 | $3,065 | $375,703 | $9,783 |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | | $37,923 | $9,877 | $173,887 | $268,534 | $78,747 | $2,056 |
| Total | $873,997 | $460,128 | $622,703 | $1,004,977 | $542,532 | $538,699 | $31,090 |
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