|
| Commodity | 2005 | 2006 | 2007 | 2010 |
| Microphones & stands therefor | $464,317 | $150,959 | $167,795 | $153,867 |
| Single loudspeakers, mounted in their enclosures | $87,884 | $72,319 | $113,347 | |
| Multiple loudspeakers, mounted in the same enclosure | $32,170 | $17,053 | $6,674 | |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | $1,313,633 | $79,392 | $24,750 | |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $63,207 | $21,980 | $1,386,370 | |
| Audio-frequency elec. amplifiers | $30,800 | $21,514 | $52,173 | |
| Electric sound amplifier sets | $604,973 | $103,325 | $1,051,037 | $445,334 |
| Parts of the app. & equip. of 85.18 | $336,701 | $680,719 | $253,097 | $2,478,670 |
| Total | $2,933,685 | $1,147,261 | $3,055,243 | $3,077,871 |
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