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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $1,146,769 | $1,372,508 | $1,630,514 | $2,015,975 | $1,672,308 | $2,587,374 | $4,832,207 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $4,634,681 | $5,048,146 | $4,578,691 | $5,059,689 | $3,142,853 | $3,763,573 | $4,678,095 |
| Electro-magnetic couplings, clutches & brakes | $766,117 | $937,241 | $2,478,551 | $2,576,004 | $960,694 | $1,434,860 | $2,309,821 |
| Electro-magnetic lifting heads | $45,666 | $190,105 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $5,650,463 | $6,719,554 | $10,869,017 | $16,177,806 | $13,191,637 | $20,210,819 | $26,488,453 |
| Total | $12,243,696 | $14,267,554 | $19,556,773 | $25,829,474 | $18,967,492 | $27,996,626 | $38,308,576 |
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