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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $69,384 | $129,425 | $99,274 | $170,873 | $118,100 | $124,837 | $199,981 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $66,861 | $109,781 | $117,929 | $221,771 | $132,468 | $104,976 | $92,164 |
| Electro-magnetic couplings, clutches & brakes | $90,294 | $48,456 | $52,493 | $36,913 | $79,314 | $68,976 | $116,516 |
| Electro-magnetic lifting heads | | $247,733 | $56,625 | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $665,769 | $684,277 | $560,240 | $979,883 | $350,137 | $299,798 | $227,376 |
| Total | $892,308 | $1,219,672 | $886,561 | $1,409,440 | $680,019 | $598,587 | $636,037 |
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