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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Microphones & stands therefor | $60,694 | $144,895 | $56,522 | $42,968 | $54,157 |
| Single loudspeakers, mounted in their enclosures | $19,048 | $40,619 | $95,094 | $36,002 | $33,043 |
| Multiple loudspeakers, mounted in the same enclosure | $92,528 | $9,044 | $36,926 | $34,850 | $21,215 |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | $103,072 | $183,867 | $111,547 | $166,799 | $283,368 |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $89,092 | $109,873 | $58,588 | $88,722 | $85,043 |
| Audio-frequency elec. amplifiers | $110,202 | $253,386 | $672,579 | $266,997 | $154,571 |
| Electric sound amplifier sets | $87,915 | $107,174 | $98,194 | $93,345 | $183,089 |
| Parts of the app. & equip. of 85.18 | $22,782 | $40,050 | $5,482 | $51,865 | $180,869 |
| Total | $585,333 | $888,908 | $1,134,932 | $781,548 | $995,355 |
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