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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $3,453 | $39,496 | $15,837 | $70,212 | $25,277 | $125,538 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,391,787 | $2,677,922 | $2,300,686 | $2,276,958 | $3,031,134 | $5,122,862 |
| Electro-magnetic couplings, clutches & brakes | $19,626 | $4,000 | $11,800 | $37,400 | $1,077 | $9,690 |
| Electro-magnetic lifting heads | | $655,098 | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $13,959 | | $4,658 | $62,760 | $2,227,139 | $773,381 |
| Total | $2,428,825 | $3,376,516 | $2,332,981 | $2,447,330 | $5,284,627 | $6,031,471 |
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