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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $2,126,106 | $2,231,978 | $2,122,723 | $4,001,911 | $3,036,381 | $4,285,737 | $4,338,204 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $3,587,672 | $5,209,158 | $6,944,009 | $8,209,103 | $6,171,721 | $10,464,786 | $17,647,167 |
| Electro-magnetic couplings, clutches & brakes | $1,472,876 | $1,536,956 | $1,760,658 | $4,964,349 | $2,912,022 | $2,245,949 | $3,441,707 |
| Electro-magnetic lifting heads | $889 | $120,919 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $20,595,192 | $24,601,835 | $36,104,473 | $41,631,591 | $21,879,270 | $32,679,390 | $40,652,252 |
| Total | $27,782,735 | $33,700,846 | $46,931,863 | $58,806,954 | $33,999,394 | $49,675,862 | $66,079,330 |
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