Commodity2005200620072008200920102011
Permanent magnets & arts. intended to become permanent magnets after magnet ...$915$321$821$468$50$1,047$56,310
Permanent magnets & arts. intended to become permanent magnets after magnet ...$1,383$9,478$655$3,603$136$3,289$24,575
Electro-magnetic couplings, clutches & brakes$123$78$407 $4,081$40$2,684
Electro-magnetic lifting heads  $33,085    
Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ...$269,606$197,159$400,768$585,921$160,263$209,510$368,919
Total$272,027$207,036$435,736$589,992$164,530$213,886$452,488