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| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Dictating machines not capable of op. without an ext. source of power | $136,069 | $123,554 | $109,641 | $98,228 | |
| Telephone answering machines | $2,245 | $5,715 | $911,398 | $150,303 | $23,941 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $107,065 | $174,859 | $348,045 | $3,942 | $478 |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $2,820,415 | $587,584 | $2,572,299 | $515,564 | $1,175 |
| Total | $3,065,794 | $891,712 | $3,941,383 | $768,037 | $25,594 |
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