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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,760,258 | $4,968,971 | $5,425,957 | $8,600,760 | $4,240,655 | $6,479,088 | $9,323,457 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $22,388,507 | $26,644,020 | $35,439,131 | $42,052,942 | $25,549,142 | $26,672,301 | $41,668,839 |
| Electro-magnetic couplings, clutches & brakes | $11,547,530 | $12,198,068 | $18,827,871 | $21,553,742 | $10,015,076 | $17,816,014 | $21,635,731 |
| Electro-magnetic lifting heads | $4,647,770 | $5,826,628 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $51,825,778 | $58,650,591 | $85,674,217 | $100,790,604 | $64,461,310 | $73,661,290 | $83,553,903 |
| Total | $93,169,843 | $108,288,278 | $145,367,176 | $172,998,048 | $104,266,183 | $124,628,693 | $156,181,930 |
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