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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $42,787,498 | $44,757,846 | $43,760,387 | $50,756,686 | $36,209,577 | $47,219,695 | $82,534,804 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $33,795,140 | $25,511,744 | $26,188,111 | $23,136,210 | $14,928,222 | $17,571,347 | $15,805,497 |
| Electro-magnetic couplings, clutches & brakes | $5,184,873 | $3,915,346 | $5,102,856 | $5,589,403 | $5,530,702 | $6,178,327 | $22,167,373 |
| Electro-magnetic lifting heads | $242,958 | $586,698 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $93,338,317 | $84,915,264 | $103,477,755 | $70,932,582 | $61,195,947 | $58,795,534 | $47,241,563 |
| Total | $175,348,786 | $159,686,898 | $178,529,109 | $150,414,881 | $117,864,448 | $129,764,903 | $167,749,237 |
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