Commodity2005200620072008200920102011
Dictating machines not capable of op. without an ext. source of power$77,187$5,292     
Telephone answering machines$10,379$6,929 $127$8,797$4,960$16,820
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$4,172,967$5,554,992$267,239$31,474   
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$17,646,894$9,629,374$36,925    
Total$21,907,427$15,196,587$304,164$31,601$8,797$4,960$16,820