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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $44,689 | $62,327 | $108,164 | $95,122 | $155,889 | $96,027 | $87,947 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $423,727 | $123,331 | $597,841 | $555,712 | $421,447 | $518,629 | $401,344 |
| Electro-magnetic couplings, clutches & brakes | $1,438,594 | $492,293 | $1,717,850 | $556,399 | $1,282,184 | $2,999,237 | $2,165,920 |
| Electro-magnetic lifting heads | $5,723 | $7,976 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $381,757 | $424,989 | $616,790 | $518,968 | $504,611 | $824,735 | $1,011,261 |
| Total | $2,294,490 | $1,110,916 | $3,040,645 | $1,726,201 | $2,364,131 | $4,438,628 | $3,666,472 |
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