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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $6,146,000 | $5,014,000 | $5,689,000 | $5,846,000 | $5,425,000 | $9,817,000 | $16,300,000 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $30,205,000 | $20,840,000 | $31,559,000 | $34,764,000 | $27,614,000 | $37,881,000 | $24,078,000 |
| Electro-magnetic couplings, clutches & brakes | $1,761,000 | $16,802,000 | $26,409,000 | $19,712,000 | $29,426,000 | $41,324,000 | $36,833,000 |
| Electro-magnetic lifting heads | $880,000 | $624,000 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $18,810,000 | $42,783,000 | $65,580,000 | $80,497,000 | $53,199,000 | $89,419,000 | $111,811,000 |
| Total | $57,802,000 | $86,063,000 | $129,237,000 | $140,819,000 | $115,664,000 | $178,441,000 | $189,022,000 |
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