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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $5,149 | $5,691 | $8,886 | $13,212 | $163,266 | $386,162 | $651,205 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $725,866 | $269,748 | $641,537 | $11,301 | $55,488 | $42,949 | $27,660 |
| Electro-magnetic couplings, clutches & brakes | $308,101 | $614,757 | $636,221 | $726,934 | $570,481 | $3,051,869 | $4,413,843 |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $6,689,890 | $8,169,738 | $14,622,892 | $21,359,624 | $19,048,748 | $26,368,749 | $39,130,313 |
| Total | $7,729,006 | $9,059,934 | $15,909,536 | $22,111,071 | $19,837,983 | $29,849,729 | $44,223,021 |
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