Commodity200520062007200920102011
Electrostatic photocopying app. op. by repr. the original image directly on ...$31,946$70,195$37,299$186,784$77,086$103,823
Electrostatic photocopying app. op. by repr. the original image via an inte ...$19,344$5,084$3,121$567  
Photocopying app. (excl. electrostatic) incorp. an optical system$4,763$1,440$657$5,218$4,159$245
Photocopying app. (excl. electrostatic) of the contact type$959$3,325$322$1,866$5,842$6,162
Thermo-copying app.$1,172$5,274$508$1,751$534 
Total$58,184$85,318$41,907$196,186$87,621$110,230