Commodity200520062007200920102011
Dictating machines not capable of op. without an ext. source of power$2,926$5,099    
Telephone answering machines$5,424,309$5,217,709$2,826,490$10,815$50,188$3,303
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$2,093,652$691,384    
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$773,658,505$679,086,023    
Total$781,179,392$685,000,215$2,826,490$10,815$50,188$3,303