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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $16,824 | $8,274 | $4,148 | $55,373 | $17,130 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $15,833 | $5,300 | $41,524 | $21,235 | $76,854 |
| Electro-magnetic couplings, clutches & brakes | $210,405 | $319,301 | $150,826 | $666,785 | $563,873 |
| Electro-magnetic lifting heads | $12,225 | | | $4,602 | $5,202 |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $18,320 | $88,917 | $26,233 | $70,449 | $110,798 |
| Total | $273,607 | $421,792 | $222,731 | $818,444 | $773,857 |
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