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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $21,382 | $282,523 | $23,248 | $33,450 | $43,580 | $77,149 | $58,176 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $48,688 | $72,481 | $86,910 | $76,377 | $80,386 | $128,835 | $165,492 |
| Electro-magnetic couplings, clutches & brakes | $730,726 | $128,833 | $437,815 | $334,827 | $355,521 | $291,071 | $810,902 |
| Electro-magnetic lifting heads | $43,667 | $21,030 | $32,311 | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $107,735 | $165,500 | $179,799 | $141,276 | $95,994 | $172,056 | $194,472 |
| Total | $952,198 | $670,367 | $760,083 | $585,930 | $575,481 | $669,111 | $1,229,042 |
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