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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $17,481 | $35,214 | $35,621 | $49,725 | $50,051 | $21,747 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $11,909 | $33,223 | $36,172 | $42,002 | $57,158 | $79,336 |
| Electro-magnetic couplings, clutches & brakes | $54,214 | $39,305 | $16,052 | $267,095 | $41,869 | $69,294 |
| Electro-magnetic lifting heads | $38,292 | $1,687 | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $124,582 | $34,222 | $71,701 | $322,764 | $230,619 | $221,200 |
| Total | $246,478 | $143,651 | $159,546 | $681,586 | $379,697 | $391,577 |
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