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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Microphones & stands therefor | | | | $18,236 | $107 | $61 |
| Single loudspeakers, mounted in their enclosures | $283 | $2,081 | | | | |
| Multiple loudspeakers, mounted in the same enclosure | | | $43 | $1,925 | | |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | $2,001 | $86 | | | $4,002 | |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | | $90 | | $32 | $1,431 | $1,361 |
| Audio-frequency elec. amplifiers | | $2,083 | | | $8,841 | |
| Electric sound amplifier sets | | $202 | | $947 | $682 | $122 |
| Parts of the app. & equip. of 85.18 | | $302 | $94 | $1,096 | | |
| Total | $2,284 | $4,844 | $137 | $22,236 | $15,063 | $1,544 |
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