Commodity200520062007200820092010
Microphones & stands therefor$11,837$15,804$137,077$12,903$22,929$19,909
Single loudspeakers, mounted in their enclosures$22,810$40,083$35,670$33,974$44,108$35,028
Multiple loudspeakers, mounted in the same enclosure$18,248$9,580$11,948$9,348$37,281$31,198
Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures$63,438$99,882$140,622$162,250$196,028$186,519
Headphones & earphones, whether or not combined with a microphone, & sets c ...$49,811$21,038$53,220$64,701$40,381$33,733
Audio-frequency elec. amplifiers$598,964$60,945$130,657$75,371$119,376$83,045
Electric sound amplifier sets$19,077$37,884$178,012$26,736$32,760$29,975
Parts of the app. & equip. of 85.18$6,559$24,358$16,513$14,461$23,367$14,630
Total$790,744$309,574$703,719$399,744$516,230$434,037