Commodity2005200620072008200920102011
Dictating machines not capable of op. without an ext. source of power$2,335,000$1,478,000     
Telephone answering machines$4,013,000$2,737,000$2,084,000$1,818,000$1,548,000$1,233,445$988,229
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$198,000$253,000     
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$467,283,000$429,217,000     
Total$473,829,000$433,685,000$2,084,000$1,818,000$1,548,000$1,233,445$988,229