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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $229,240 | $169,808 | $203,416 | $296,048 | $322,776 | $523,186 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $371,790 | $362,221 | $478,470 | $465,681 | $530,528 | $648,087 |
| Electro-magnetic couplings, clutches & brakes | $1,215,448 | $1,410,419 | $1,759,807 | $1,959,153 | $1,211,185 | $1,285,986 |
| Electro-magnetic lifting heads | $619 | $3,457 | $28,503 | $6,981 | $33,755 | $9,301 |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $789,685 | $391,873 | $584,934 | $685,653 | $535,208 | $2,190,587 |
| Total | $2,606,782 | $2,337,778 | $3,055,130 | $3,413,516 | $2,633,452 | $4,657,147 |
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