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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $18,792,545 | $19,557,694 | $16,941,678 | $15,215,223 | $7,375,144 | $12,213,943 | $27,183,950 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $5,515,262 | $5,649,132 | $6,160,770 | $8,810,372 | $8,163,943 | $12,212,637 | $16,058,294 |
| Electro-magnetic couplings, clutches & brakes | $8,158,208 | $7,444,140 | $9,366,847 | $11,482,623 | $7,561,751 | $8,477,698 | $13,807,252 |
| Electro-magnetic lifting heads | $1,839 | $69,038 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $5,536,576 | $6,434,326 | $9,564,924 | $16,262,429 | $13,012,122 | $22,022,399 | $22,099,597 |
| Total | $38,004,430 | $39,154,330 | $42,034,219 | $51,770,647 | $36,112,960 | $54,926,677 | $79,149,093 |
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