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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $65,942,536 | $3,270,292 | $3,829,084 | $4,672,993 | $2,590,410 | $2,168,254 | $4,709,734 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $10,361,462 | $12,383,006 | $8,814,902 | $7,035,534 | $4,441,885 | $5,736,661 | $3,758,639 |
| Electro-magnetic couplings, clutches & brakes | $1,205,834 | $1,990,263 | $2,725,848 | $2,979,846 | $2,770,475 | $4,409,281 | $5,426,338 |
| Electro-magnetic lifting heads | $97,303,863 | $5,423,028 | $660,578 | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $31,805,201 | $33,992,638 | $30,167,057 | $28,894,930 | $20,525,452 | $33,879,832 | $36,902,208 |
| Total | $206,618,896 | $57,059,227 | $46,197,469 | $43,583,303 | $30,328,222 | $46,194,028 | $50,796,919 |
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