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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $5,649,457 | $3,364,757 | $4,592,025 | $7,087,956 | $3,834,944 | $3,464,047 | $3,114,841 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $1,067,039 | $1,541,720 | $1,357,854 | $2,255,779 | $1,570,403 | $1,709,600 | $3,811,216 |
| Electro-magnetic couplings, clutches & brakes | $372,341 | $331,742 | $1,132,465 | $1,791,995 | $1,206,785 | $1,173,470 | $1,077,421 |
| Electro-magnetic lifting heads | $17,554 | $18,324 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $18,303,637 | $18,462,367 | $19,232,560 | $19,788,993 | $15,439,134 | $18,627,387 | $22,554,022 |
| Total | $25,410,028 | $23,718,910 | $26,314,904 | $30,924,723 | $22,051,266 | $24,974,504 | $30,557,500 |
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