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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $101,816 | $42,140 | | | | | |
| Telephone answering machines | $324,642 | $146,885 | $671,426 | $869,889 | $755,621 | $268,649 | $144,699 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $1,473,635 | $1,150,621 | | | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $131,536,209 | $243,606,928 | | | | | |
| Total | $133,436,302 | $244,946,574 | $671,426 | $869,889 | $755,621 | $268,649 | $144,699 |
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