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| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Microphones & stands therefor | | | $2,265 | $485 | $2,608 | $1,232 |
| Single loudspeakers, mounted in their enclosures | | $6,216 | $180 | $44 | $319 | $1,141 |
| Multiple loudspeakers, mounted in the same enclosure | | | $1,926 | $420 | $1,557 | $1,424 |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | | $1,698 | $3,825 | $23,991 | $20,062 | $15,157 |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $121 | $900 | $993 | $60 | $7,482 | $1,143 |
| Audio-frequency elec. amplifiers | | | $796 | $954 | $5,980 | $401 |
| Electric sound amplifier sets | | $511 | $26,506 | $72,911 | $3,933 | $18,164 |
| Parts of the app. & equip. of 85.18 | | $254 | $181 | $675 | | |
| Total | $121 | $9,579 | $36,672 | $99,540 | $41,941 | $38,662 |
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