Commodity20052007200820092011
Signal generators$947$2,198 $7,408 
Machines & app. for electroplating/electrolysis/electrophoresis   $5,271 
Parts of the mach. & app. of 85.43$10,689 $1,601 $1,385
Total$11,636$2,198$1,601$12,679$1,385