Commodity200520062007
Electrostatic photocopying app. op. by repr. the original image directly on ...$489,090$267,371$148,859
Photocopying app. (excl. electrostatic) incorp. an optical system$1,063,651$521,441$133,639
Photocopying app. (excl. electrostatic) of the contact type$169,949$716,695 
Thermo-copying app.$57,493$109,394 
Total$1,780,183$1,614,901$282,498