|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Microphones & stands therefor | $1,353 | | $1,252 | $143 | | | |
| Multiple loudspeakers, mounted in the same enclosure | | | | | | | $904 |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | | | | | $1,353 | $157 | |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $26 | | | $57 | $112 | | $11 |
| Audio-frequency elec. amplifiers | $1,844 | $540 | $866 | $5,034 | $372 | | |
| Electric sound amplifier sets | $738 | $720 | $21,969 | $219 | $710 | $433 | $573 |
| Parts of the app. & equip. of 85.18 | $2,561 | | | | | | |
| Total | $6,522 | $1,260 | $24,087 | $5,453 | $2,547 | $590 | $1,488 |
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