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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $29,851 | $133,773 | $185,285 | $118,087 | $39,275 | $50,202 | $80,602 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $106,932 | $142,655 | $120,339 | $98,179 | $69,798 | $25,501 | $43,077 |
| Electro-magnetic couplings, clutches & brakes | $3,522 | $2,003 | $5,076 | $20,088 | $13,823 | $4,045 | $16,088 |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $3,178 | $70,834 | $321,705 | $79,363 | $88,311 | $23,477 | $125,101 |
| Total | $143,483 | $349,265 | $632,405 | $315,717 | $211,207 | $103,225 | $264,868 |
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