Commodity200520062007200820092010
Electronic calculators capable of operation without an ext. source of elec. ...  $742$648$253$365
Digital auto. data processing machines other than those of 8470.10, incorp. ...   $540$302 
Digital auto. data processing machines other than those of 8470.10, not inc ...  $440$767$393$193
Calculating machines (excl. of 8470.10-8470.29) $31$104$636$382$102
Accounting machines $230    
Cash registers$156 $1,293 $3,254 
Total$156$261$2,579$2,591$4,584$660