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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $497,545 | $441,573 | $610,624 | $975,827 | $658,096 | $684,089 | $761,675 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $37,826 | $30,256 | $37,635 | $65,795 | $95,336 | $26,714 | $62,755 |
| Electro-magnetic couplings, clutches & brakes | $319,320 | $439,574 | $605,069 | $342,588 | $160,736 | $225,226 | $226,779 |
| Electro-magnetic lifting heads | $116,295 | $157,051 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $472,591 | $1,441,650 | $1,395,749 | $627,004 | $850,173 | $1,220,473 | $2,302,397 |
| Total | $1,443,577 | $2,510,104 | $2,649,077 | $2,011,214 | $1,764,341 | $2,156,502 | $3,353,606 |
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