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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $131,742 | $25,315 | $75,086 | $46,450 | $13,923 | $30,162 | $22,286 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $84,420 | $6,954 | $51,599 | $89,495 | $27,177 | $285,202 | $26,117 |
| Electro-magnetic couplings, clutches & brakes | $24,817 | $91,323 | $30,366 | $50,170 | $15,591 | $91,507 | $149,093 |
| Electro-magnetic lifting heads | $47,124 | $10,794 | $25,188 | $587 | $815 | $7 | $730 |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $191,982 | $169,943 | $130,238 | $161,038 | $84,377 | $112,984 | $390,221 |
| Total | $480,085 | $304,329 | $312,477 | $347,740 | $141,883 | $519,862 | $588,447 |
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