Commodity200520062007200820092010
Microphones & stands therefor$46,010$94,175$100,532$89,967$69,954$74,909
Single loudspeakers, mounted in their enclosures$56,460$96,123$97,882$170,930$137,667$298,102
Multiple loudspeakers, mounted in the same enclosure$32,785$87,017$65,091$63,823$45,520$28,452
Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures$188,658$338,437$224,806$249,453$143,261$179,521
Headphones & earphones, whether or not combined with a microphone, & sets c ...$73,219$77,763$69,182$167,875$82,076$205,014
Audio-frequency elec. amplifiers$169,218$228,943$264,977$48,702$34,411$70,070
Electric sound amplifier sets$298,530$65,819$61,562$65,355$81,075$172,798
Parts of the app. & equip. of 85.18$25,343$32,199$50,002$217,866$52,428$81,520
Total$890,223$1,020,476$934,034$1,073,971$646,392$1,110,386