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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $10,468 | $10,323 | $50,752 | $85,949 | $18,679 | $103,706 | $103,421 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $20,484 | $13,343 | $9,862 | $18,426 | $16,711 | $15,451 | $82,882 |
| Electro-magnetic couplings, clutches & brakes | $917,862 | $461,146 | $165,608 | $198,455 | $93,882 | $191,839 | $66,906 |
| Electro-magnetic lifting heads | $7,594 | $21,303 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $60,550 | $132,202 | $45,279 | $100,460 | $92,842 | $224,958 | $105,283 |
| Total | $1,016,958 | $638,317 | $271,501 | $403,290 | $222,114 | $535,954 | $358,492 |
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