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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,288,362 | $3,139,231 | $1,888,062 | $1,560,667 | $1,203,031 | $1,850,080 | $3,115,359 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $1,183,021 | $1,451,504 | $1,915,183 | $1,372,432 | $1,044,436 | $1,207,528 | $1,307,313 |
| Electro-magnetic couplings, clutches & brakes | $213,571 | $258,265 | $236,968 | $216,550 | $264,273 | $200,890 | $369,855 |
| Electro-magnetic lifting heads | $85,175 | $61,760 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $3,337,117 | $2,470,537 | $2,739,839 | $2,587,562 | $1,816,661 | $1,874,112 | $2,546,015 |
| Total | $7,107,246 | $7,381,297 | $6,780,052 | $5,737,211 | $4,328,401 | $5,132,610 | $7,338,542 |
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