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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $26,786 | $11,799 | $20,064 | $11,181 | $6,392 | $13,052 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $18,967 | $4,230 | $30,710 | $28,631 | $56,720 | $33,207 |
| Electro-magnetic couplings, clutches & brakes | $630 | $11,383 | $3,391 | $23,842 | $32,346 | $11,111 |
| Electro-magnetic lifting heads | | $7,953 | $11,711 | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $27,335 | $38,277 | $17,227 | $208,964 | $502,257 | $127,761 |
| Total | $73,718 | $73,642 | $83,103 | $272,618 | $597,715 | $185,131 |
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