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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $1,570,828 | $1,150,434 | | | | | |
| Telephone answering machines | $661,034 | $682,077 | $560,566 | $459,956 | $346,864 | $300,330 | $203,340 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $297,845 | $283,002 | | | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $97,003,038 | $91,256,794 | | | | | |
| Total | $99,532,745 | $93,372,307 | $560,566 | $459,956 | $346,864 | $300,330 | $203,340 |
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