Commodity200520062007200820092010
Permanent magnets & arts. intended to become permanent magnets after magnet ...$103$2,308$20$2,310 $373
Permanent magnets & arts. intended to become permanent magnets after magnet ...$10$1,361$55$2,351$249$163
Electro-magnetic couplings, clutches & brakes$16,313$24,612$33,757$64,071$95,704$137,436
Electro-magnets n.e.s. in 85.05; electro-magnetic/permanent magnet chucks, ...$257$12,047$264$57$21,881 
Total$16,683$40,328$34,096$68,789$117,834$137,972