Commodity200520062007200820092010
Microphones & stands therefor$231,055$204,008$337,034$529,092$187,688$193,833
Single loudspeakers, mounted in their enclosures$652,611$449,438$623,176$474,113$464,043$450,904
Multiple loudspeakers, mounted in the same enclosure$162,816$149,428$325,478$248,582$183,244$293,843
Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures$836,967$820,199$1,702,015$1,374,697$1,022,192$821,568
Headphones & earphones, whether or not combined with a microphone, & sets c ...$523,831$583,909$428,587$606,190$785,231$824,819
Audio-frequency elec. amplifiers$557,677$405,123$406,901$1,043,216$349,362$421,487
Electric sound amplifier sets$107,143$106,939$246,484$93,389$110,588$121,949
Parts of the app. & equip. of 85.18$144,159$195,489$189,559$230,970$220,726$181,696
Total$3,216,259$2,914,533$4,259,234$4,600,249$3,323,074$3,310,099