Commodity2005200620072008200920102011
Dictating machines not capable of op. without an ext. source of power$9,996$16,445$3,298$2,156$1,123$4,712$45,635
Telephone answering machines$98,578$66,728$418,952$243,787$72,958$151,335$410,783
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$250,841$1,182,480$1,709,469$811,819$60,517$40,581$294,551
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$2,482,689$6,149,460$5,840,472$2,896,350$1,583,472$1,528,841$1,203,648
Total$2,842,104$7,415,113$7,972,191$3,954,112$1,718,070$1,725,469$1,954,617