Commodity2005200620072008200920102011
Microphones & stands therefor$6,431,186$6,315,597$6,264,655$14,337,513$7,958,895$10,799,330$9,501,151
Single loudspeakers, mounted in their enclosures$6,506,552$10,917,737$5,123,040$13,209,161$19,269,500$11,917,455$12,457,951
Multiple loudspeakers, mounted in the same enclosure$5,282,936$9,033,040$9,509,683$16,291,647$4,588,923$7,318,029$8,302,630
Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures$18,954,809$22,620,669$18,674,634$35,814,155$34,785,119$42,003,890$48,972,061
Headphones & earphones, whether or not combined with a microphone, & sets c ...$1,572,768$3,956,027$3,657,395$15,996,934$9,379,384$19,845,277$33,255,168
Audio-frequency elec. amplifiers$1,868,619$2,173,774$3,537,623$5,047,255$3,152,061$16,252,230$17,586,747
Electric sound amplifier sets$4,112,184$5,068,640$4,159,702$8,387,435$2,549,078$2,378,848$1,992,399
Parts of the app. & equip. of 85.18$6,010,631$6,679,979$9,066,019$96,740,933$74,247,012$100,604,905$70,509,845
Total$50,739,685$66,765,463$59,992,751$205,825,033$155,929,972$211,119,964$202,577,952