Commodity200520062007200820092010
Gas/smoke analysis app. $134$57,322$126$29,274$6,883
Spectrometers, spectrophotometers & spectrographs using optical radiations ... $78,201 $19,986$146,896$9,845
Instruments & app. for physical/chem. analysis, using optical radiations (U ... $953  $2,006 
Instruments & app. for physical/chem. analysis, n.e.s. in 90.27$65,593$4,981$104,437$19,980$177,442$176,213
Microtomes; parts & accessories of instr. & app. of 90.27 $48  $19,714$6,753
Total$65,593$84,317$161,759$40,092$375,332$199,694