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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $17,376,266 | $22,730,126 | $25,573,098 | $31,611,778 | $23,211,053 | $25,678,547 | $30,408,800 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,706,186 | $1,798,638 | $1,315,160 | $2,641,976 | $17,792,891 | $1,205,605 | $1,903,291 |
| Electro-magnetic couplings, clutches & brakes | $283,053 | $245,256 | $361,590 | $454,038 | $669,842 | $733,823 | $945,865 |
| Electro-magnetic lifting heads | $647,827 | $371,579 | $531,245 | $443,928 | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $10,911,247 | $10,111,605 | $8,740,695 | $12,448,957 | $7,731,896 | $9,997,445 | $8,560,928 |
| Total | $31,924,579 | $35,257,204 | $36,521,788 | $47,600,677 | $49,405,682 | $37,615,420 | $41,818,884 |
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