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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $8,094 | $57,570 | $13,898 | $43,075 | $4,559 | $7,413 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $19,037 | $49,005 | $37,891 | $30,456 | $43,266 | $44,643 |
| Electro-magnetic couplings, clutches & brakes | $28,292 | $18,040 | $32,068 | $39,955 | $40,103 | $76,828 |
| Electro-magnetic lifting heads | | $1,293 | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $42,442 | $12,410 | $35,102 | $39,571 | $34,010 | $128,423 |
| Total | $97,865 | $138,318 | $118,959 | $153,057 | $121,938 | $257,307 |
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