Commodity2005200620072008200920102011
Microphones & stands therefor$93,000$79,900$110,100$95,600$78,700$100,100$80,700
Single loudspeakers, mounted in their enclosures$20,000$11,400$6,900 $2,200$12,800$43,200
Multiple loudspeakers, mounted in the same enclosure$7,000$73,000$27,400  $74,300$214,500
Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures$8,400$9,600$1,900$2,800$2,500$4,900$16,300
Headphones & earphones, whether or not combined with a microphone, & sets c ...$4,900$40,700$3,700$300$500$49,300$68,300
Audio-frequency elec. amplifiers$11,900$3,500$2,700$15,800$24,300$131,900$22,200
Electric sound amplifier sets$3,700 $400$2,100 $15,400$18,900
Parts of the app. & equip. of 85.18$3,300$1,300$400   $400
Total$152,200$219,400$153,500$116,600$108,200$388,700$464,500