Commodity200520062007200820092010
Machines for balancing mech. parts    $741 
Test benches   $25,149  
Measuring/checking instr., app.& machines, n.e.s. in Ch. 90$29,757$7,883$15,223$22,567$33,930$7,661
Parts & accessories of the instr., app. & machines of 90.31$1,917$901  $293$2,547
Total$31,674$8,784$15,223$47,716$34,964$10,208