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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $817,325 | $764,775 | $297,011 | $441,115 | $62,328 | $172,547 | $31,254 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $35,196 | $28,801 | $70,429 | $36,060 | $80,325 | $74,788 | $129,784 |
| Electro-magnetic couplings, clutches & brakes | $116,005 | $119,995 | $132,810 | $225,492 | $286,798 | $244,187 | $507,356 |
| Electro-magnetic lifting heads | | $99,600 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $574,321 | $779,169 | $1,038,501 | $989,257 | $962,887 | $1,141,178 | $913,961 |
| Total | $1,542,847 | $1,792,340 | $1,538,751 | $1,691,924 | $1,392,338 | $1,632,700 | $1,582,355 |
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