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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $372 | $1,177 | $3,022 | $3,338 | $18,841 | $18,414 | $51,918 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $19,381 | $1 | $21 | $2,221 | $6,709 | $5,888 | $27,360 |
| Electro-magnetic couplings, clutches & brakes | $3,931 | $19,925 | $3,008 | $12,363 | $2,202 | $9,507 | $10,181 |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $40,348 | $16,445 | $53,331 | $42,770 | $80,027 | $59,709 | $71,505 |
| Total | $64,032 | $37,548 | $59,382 | $60,692 | $107,779 | $93,518 | $160,964 |
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