Commodity2005200720102011
Machines for balancing mech. parts $209  
Test benches $2,510 $19,944
Measuring/checking instr., app.& machines, n.e.s. in Ch. 90$8,846$11,525$34,547$87,534
Parts & accessories of the instr., app. & machines of 90.31$2,149 $5,389 
Total$10,995$14,244$39,936$107,478