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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $4,878 | $8,498 | $4,702 | $74,924 | $948 | $11,877 | $20,755 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $48,821 | $50,225 | $53,549 | $29,830 | $56,749 | $61,719 | $35,555 |
| Electro-magnetic couplings, clutches & brakes | $196,337 | $2,019 | $20,113 | $3,372 | $2,113 | $18,961 | $4,155 |
| Electro-magnetic lifting heads | $7,217 | $1,671 | | $1,533 | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $167,533 | $134,374 | $26,708 | $22,352 | $38,817 | $28,687 | $45,161 |
| Total | $424,786 | $196,787 | $105,072 | $132,011 | $98,627 | $121,244 | $105,626 |
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