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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $9,035,988 | $9,875,322 | $13,351,759 | $10,962,308 | $6,718,010 | $7,835,823 | $10,193,107 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $10,499,214 | $14,671,327 | $14,707,855 | $16,168,306 | $13,238,582 | $16,228,294 | $24,685,955 |
| Electro-magnetic couplings, clutches & brakes | $12,250,747 | $11,283,572 | $16,052,000 | $18,317,517 | $9,600,750 | $17,412,772 | $28,883,211 |
| Electro-magnetic lifting heads | $424,499 | $1,385,431 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $13,925,146 | $11,885,974 | $14,702,145 | $13,075,868 | $7,012,295 | $11,136,544 | $14,733,456 |
| Total | $46,135,594 | $49,101,626 | $58,813,759 | $58,523,999 | $36,569,637 | $52,613,433 | $78,495,729 |
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