|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $478 | $1,326 | $3,211 | $144 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $508 | $3,211 | $1,415 | $127 |
| Electro-magnetic couplings, clutches & brakes | $349 | $773 | $9,045 | $12,857 |
| Electro-magnetic lifting heads | $602 | $596 | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $684 | $189 | $187 | $8,219 |
| Total | $2,621 | $6,095 | $13,858 | $21,347 |
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