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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $915,487 | $739,458 | $2,813,614 | $1,218,083 | $1,093,201 | $1,947,725 | $2,485,934 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,800,977 | $724,181 | $1,064,501 | $813,045 | $605,304 | $852,306 | $2,496,750 |
| Electro-magnetic couplings, clutches & brakes | $859,824 | $1,272,206 | $1,616,327 | $1,335,537 | $2,153,676 | $1,370,819 | $751,143 |
| Electro-magnetic lifting heads | $21,916 | $3,753 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $2,211,466 | $2,676,906 | $2,362,785 | $2,235,068 | $1,719,865 | $1,956,083 | $1,719,951 |
| Total | $6,809,670 | $5,416,504 | $7,857,227 | $5,601,733 | $5,572,046 | $6,126,933 | $7,453,778 |
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