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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $60,134 | $25,344 | | | | |
| Telephone answering machines | $19,070 | $18,929 | $10,220 | $7,882 | $4,397 | $1,853 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $20,073 | $12,168 | | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $123,977,024 | $83,764,229 | | | | |
| Total | $124,076,301 | $83,820,670 | $10,220 | $7,882 | $4,397 | $1,853 |
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