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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Microphones & stands therefor | | $298 | $950 | $2,672 | $1,069 | $12,150 |
| Single loudspeakers, mounted in their enclosures | $420 | | | $57,332 | $21,730 | $1,444 |
| Multiple loudspeakers, mounted in the same enclosure | | $4,603 | | $1,294 | $300 | $144 |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | $3,264 | | | $12,525 | $2,264 | $1,313 |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $2,200 | $10,555 | $17,137 | $1,532 | $7,675 | $13,110 |
| Audio-frequency elec. amplifiers | $4,492 | $589 | $200 | $10,000 | $5,603 | $8,834 |
| Electric sound amplifier sets | | $1,405 | $609 | $906 | $29,720 | $3,242 |
| Parts of the app. & equip. of 85.18 | | $3,400 | $6,389 | $11,713 | $915 | $10,548 |
| Total | $10,376 | $20,850 | $25,285 | $97,974 | $69,276 | $50,785 |
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