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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $8,452,547 | $23,445,764 | $32,562,446 | $31,121,961 | $19,326,149 | $26,191,815 | $31,582,631 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $123,573,783 | $118,343,546 | $91,733,282 | $51,688,851 | $44,341,543 | $59,211,260 | $58,327,143 |
| Electro-magnetic couplings, clutches & brakes | $18,590,668 | $33,848,731 | $19,665,411 | $14,261,025 | $10,345,362 | $9,858,862 | $14,358,851 |
| Electro-magnetic lifting heads | $1,095,490 | $785,560 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $15,828,425 | $4,949,809 | $8,369,868 | $6,903,684 | $10,922,101 | $27,004,717 | $30,690,861 |
| Total | $167,540,913 | $181,373,410 | $152,331,007 | $103,975,521 | $84,935,155 | $122,266,654 | $134,959,486 |
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