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| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Microphones & stands therefor | $110 | $3,950 | | $50 | $100 | |
| Single loudspeakers, mounted in their enclosures | $315 | $135 | $630 | $125 | $4,350 | $1,230 |
| Multiple loudspeakers, mounted in the same enclosure | $105 | $180 | $200 | $4,600 | | $70 |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | | $1,638 | $150 | $28,367 | $9,535 | $8,500 |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $255 | $150 | $30 | $425 | $628 | $47,492 |
| Audio-frequency elec. amplifiers | | | $4,400 | $4,375 | | |
| Electric sound amplifier sets | $1,400 | $10,500 | $20,883 | $2,615 | $36,440 | |
| Parts of the app. & equip. of 85.18 | | | $6,200 | $22,903 | $11,295 | |
| Total | $2,185 | $16,553 | $32,493 | $63,460 | $62,348 | $57,292 |
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