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| Commodity | 2005 | 2007 | 2010 | 2011 |
| Microphones & stands therefor | $5,943 | $14,368 | $26,002 | $9,077 |
| Single loudspeakers, mounted in their enclosures | $978 | $8,975 | $135,599 | $102,315 |
| Multiple loudspeakers, mounted in the same enclosure | $10,284 | $10,412 | $16,172 | |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | $42,192 | $199,035 | $410,494 | $1,656,494 |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $3,949 | $252,727 | $9,873 | $40,819 |
| Audio-frequency elec. amplifiers | $548 | $10,420 | $6,170 | $13,533 |
| Electric sound amplifier sets | $3,915 | $31,309 | $2,830 | $10,160 |
| Parts of the app. & equip. of 85.18 | | $23,749 | $33,796 | $15,027 |
| Total | $67,809 | $550,995 | $640,936 | $1,847,425 |
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