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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Microphones & stands therefor | $520 | $842 | $378 | $2,946 | | $464 | |
| Single loudspeakers, mounted in their enclosures | | | | | $86 | $265 | |
| Multiple loudspeakers, mounted in the same enclosure | $624 | $18,115 | | | | | |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | | $6,091 | | $167 | $205 | $326 | |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $1,143 | | $1,627 | $150 | $427 | $104 | $575 |
| Audio-frequency elec. amplifiers | | | $614 | $1,153 | | $663 | $2,966 |
| Electric sound amplifier sets | $9,665 | $8,518 | | | $12,726 | $3,216 | $1,374 |
| Parts of the app. & equip. of 85.18 | $3,533 | $1,053 | | | | $795 | $839 |
| Total | $15,485 | $34,619 | $2,619 | $4,416 | $13,444 | $5,833 | $5,754 |
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