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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | | $8,434 | $122,524 | $2,642 | | | |
| Telephone answering machines | $5,412,189 | $120,654 | $147,202 | $182,192 | $101,607 | $49,850 | $41,720 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $671,118 | $742,905 | $415,399 | $206,802 | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $1,041,367 | $2,179,832 | $6,456,802 | $1,940,542 | | | |
| Total | $7,124,674 | $3,051,825 | $7,141,927 | $2,332,178 | $101,607 | $49,850 | $41,720 |
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