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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $13,386,802 | $13,296,567 | $10,150,156 | $14,854,421 | $4,832,072 | $6,239,414 | $8,727,656 |
| Permanent magnets & arts. intended to become permanent magnets after magnet ... | $39,585,568 | $33,930,599 | $30,347,553 | $26,965,125 | $21,091,343 | $24,974,890 | $28,019,491 |
| Electro-magnetic couplings, clutches & brakes | $87,905,716 | $94,186,945 | $119,788,856 | $145,998,155 | $88,904,298 | $100,527,875 | $119,350,316 |
| Electro-magnetic lifting heads | $1,269,127 | $532,264 | | | | | |
| Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ... | $71,344,851 | $79,409,077 | $112,402,309 | $118,476,911 | $86,259,023 | $111,748,746 | $128,303,364 |
| Total | $213,492,064 | $221,355,452 | $272,688,874 | $306,294,612 | $201,086,736 | $243,490,925 | $284,400,827 |
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