Commodity2005200620072008200920102011
Microphones & stands therefor$359,770,936$528,937,419$601,745,377$767,685,233$639,771,830$724,453,434$804,775,403
Single loudspeakers, mounted in their enclosures$396,221,424$448,579,275$592,527,907$646,471,681$585,007,914$852,877,555$1,044,200,492
Multiple loudspeakers, mounted in the same enclosure$777,510,903$1,039,003,556$1,220,394,527$1,183,537,963$1,027,165,683$1,441,254,228$1,664,386,823
Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures$944,152,702$1,055,708,363$1,206,004,504$1,310,922,732$1,111,101,935$1,478,966,823$1,721,150,230
Headphones & earphones, whether or not combined with a microphone, & sets c ...$949,159,690$1,223,981,008$1,786,999,604$2,351,865,952$2,162,506,008$2,986,017,128$3,657,897,369
Audio-frequency elec. amplifiers$573,843,963$655,890,843$847,240,150$1,001,138,511$898,256,317$1,180,130,812$1,336,167,751
Electric sound amplifier sets$88,028,070$141,605,794$135,671,729$149,881,986$89,660,672$136,469,568$146,661,320
Parts of the app. & equip. of 85.18$351,999,692$399,279,882$492,477,147$645,586,752$576,312,650$642,493,833$772,823,066
Total$4,440,687,380$5,492,986,140$6,883,060,945$8,057,090,810$7,089,783,009$9,442,663,381$11,148,062,454