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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $67,296,191 | $77,861,903 | $84,555,195 | $87,587,474 | $67,673,903 | $97,991,234 | $130,007,291 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $51,225,490 | $54,080,138 | $52,873,957 | $51,998,443 | $42,839,703 | $49,299,702 | $48,228,809 |
| Electro-magnetic couplings, clutches & brakes | $56,615,349 | $58,344,997 | $46,649,093 | $69,545,814 | $46,296,452 | $53,833,433 | $67,848,622 |
| Electro-magnetic lifting heads | $3,380,827 | $5,262,577 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $136,316,947 | $97,117,561 | $119,705,141 | $96,998,068 | $89,456,942 | $118,378,151 | $125,566,924 |
| Total | $314,834,804 | $292,667,176 | $303,783,386 | $306,129,799 | $246,267,000 | $319,502,520 | $371,651,646 |
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