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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $10,367 | $1,112 | $3,847 | | | | |
| Telephone answering machines | $5,034 | $4,632 | $95,039 | $4,346 | $4,530 | $5,625 | $108,741 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $399,907 | $98,333 | $118,975 | $24,530 | | $44,351 | $716 |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $367,442 | $149,538 | $342,168 | $1,114,785 | $2,041,682 | $1,785,046 | $5,107,114 |
| Total | $782,750 | $253,615 | $560,029 | $1,143,661 | $2,046,212 | $1,835,022 | $5,216,571 |
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