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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $100,254,917 | $111,977,221 | $120,527,512 | $131,621,725 | $95,983,406 | $149,810,470 | $221,250,667 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $28,896,065 | $36,883,769 | $55,825,176 | $47,879,794 | $57,209,968 | $78,090,948 | $108,324,638 |
| Electro-magnetic couplings, clutches & brakes | $10,177,481 | $9,397,052 | $9,951,106 | $11,167,039 | $10,638,117 | $10,946,597 | $5,864,713 |
| Electro-magnetic lifting heads | $58,169,980 | $72,013,743 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $15,165,456 | $13,678,415 | $135,365,441 | $190,553,618 | $151,924,286 | $163,972,841 | $175,872,920 |
| Total | $212,663,899 | $243,950,200 | $321,669,235 | $381,222,176 | $315,755,777 | $402,820,856 | $511,312,938 |
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