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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $28,954,108 | $36,195,524 | $39,648,819 | $49,117,065 | $29,100,823 | $47,357,207 | $101,130,401 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $12,890,018 | $14,115,036 | $18,217,746 | $20,959,930 | $15,434,459 | $17,492,237 | $20,319,156 |
| Electro-magnetic couplings, clutches & brakes | $10,285,244 | $9,805,532 | $10,469,428 | $10,742,438 | $10,783,917 | $12,776,940 | $13,554,561 |
| Electro-magnetic lifting heads | $285,303 | $517,048 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $26,314,395 | $36,192,520 | $39,238,158 | $44,016,019 | $25,225,679 | $31,526,829 | $38,703,087 |
| Total | $78,729,068 | $96,825,660 | $107,574,151 | $124,835,452 | $80,544,878 | $109,153,213 | $173,707,205 |
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