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| Commodity | 2005 | 2006 | 2007 | 2008 |
| Microphones & stands therefor | $10,522 | $35,186 | $19,458 | $112,002 |
| Single loudspeakers, mounted in their enclosures | $41,853 | $23,638 | $88,303 | $76,889 |
| Multiple loudspeakers, mounted in the same enclosure | $21,366 | $66,604 | $37,480 | $37,052 |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | $65,933 | $160,348 | $113,510 | $218,108 |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $85,081 | $37,521 | $59,350 | $278,959 |
| Audio-frequency elec. amplifiers | $13,238 | $62,472 | $91,155 | $62,462 |
| Electric sound amplifier sets | $167,409 | $825,161 | $89,344 | $68,831 |
| Parts of the app. & equip. of 85.18 | $75,576 | $45,358 | $33,063 | $34,348 |
| Total | $480,978 | $1,256,288 | $531,663 | $888,651 |
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