Commodity200520062007200820092010
Dictating machines not capable of op. without an ext. source of power$9,560$3,489$1,641   
Telephone answering machines$11,593$3,454$42,556$7,110$3,552$519
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$27,181$13,019$16,737   
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$70,868$58,938$39,484   
Total$119,202$78,900$100,418$7,110$3,552$519