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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $7,879,423 | $10,691,144 | $13,081,627 | $13,644,480 | $10,095,617 | $14,240,671 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $6,865,396 | $5,361,874 | $5,746,461 | $6,570,425 | $4,802,113 | $5,542,651 |
| Electro-magnetic couplings, clutches & brakes | $8,879,989 | $8,023,914 | $10,334,818 | $12,994,280 | $10,053,337 | $12,150,965 |
| Electro-magnetic lifting heads | $641,392 | $553,236 | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $15,579,669 | $17,235,929 | $25,377,708 | $27,023,121 | $21,045,269 | $26,790,303 |
| Total | $39,845,869 | $41,866,097 | $54,540,614 | $60,232,306 | $45,996,336 | $58,724,590 |
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