Commodity20052006200720082009
Dictating machines not capable of op. without an ext. source of power$7,221$68,584   
Telephone answering machines$61,153$25,560$2,060$6,259$15,208
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$32,713$38,486   
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$12,995$277,889   
Total$114,082$410,519$2,060$6,259$15,208