Commodity200520062007200820092010
Dictating machines not capable of op. without an ext. source of power$6,394$30,689    
Telephone answering machines$109,321$54,723$30,147$148$3,043$58,342
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$54,988$184,448    
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$9,679,057$8,597,638    
Total$9,849,760$8,867,498$30,147$148$3,043$58,342