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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,556,225 | $2,812,053 | $3,436,459 | $3,934,121 | $2,681,045 | $3,299,385 | $3,519,582 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $6,158,653 | $6,568,201 | $7,361,933 | $7,138,543 | $4,669,516 | $5,460,793 | $6,711,506 |
| Electro-magnetic couplings, clutches & brakes | $2,407,380 | $2,547,918 | $2,591,620 | $2,406,358 | $1,995,438 | $2,797,623 | $3,031,719 |
| Electro-magnetic lifting heads | $368,965 | $192,160 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $5,363,383 | $6,302,165 | $12,021,747 | $14,281,396 | $8,012,377 | $9,806,016 | $12,687,825 |
| Total | $16,854,606 | $18,422,497 | $25,411,759 | $27,760,418 | $17,358,376 | $21,363,817 | $25,950,632 |
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