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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,670,784 | $4,886,049 | $8,740,510 | $18,333,812 | $10,841,371 | $15,400,729 | $19,704,503 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $12,325,302 | $14,093,297 | $18,186,503 | $22,700,455 | $13,349,530 | $15,063,999 | $22,774,001 |
| Electro-magnetic couplings, clutches & brakes | $1,906,356 | $2,643,565 | $3,011,465 | $3,227,860 | $3,095,430 | $3,114,093 | $4,560,760 |
| Electro-magnetic lifting heads | $71,351 | $46,821 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $15,692,791 | $20,208,221 | $20,354,810 | $30,005,020 | $16,548,099 | $24,879,018 | $32,772,192 |
| Total | $32,666,584 | $41,877,953 | $50,293,288 | $74,267,147 | $43,834,430 | $58,457,839 | $79,811,456 |
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