Commodity2005200620072008200920102011
Microphones & stands therefor$5,378,607$12,021,219$12,838,227$13,415,968$7,878,586$12,898,198$16,053,294
Single loudspeakers, mounted in their enclosures$33,915,218$33,717,983$39,213,755$42,009,812$26,648,966$39,779,798$48,661,340
Multiple loudspeakers, mounted in the same enclosure$49,012,044$64,818,359$74,835,520$78,848,345$43,978,656$60,151,906$68,318,987
Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures$44,148,327$83,028,728$91,978,335$105,109,153$54,093,929$106,145,308$134,278,058
Headphones & earphones, whether or not combined with a microphone, & sets c ...$6,756,141$20,902,327$44,432,142$66,325,256$55,052,095$88,965,323$106,224,184
Audio-frequency elec. amplifiers$9,113,572$16,388,668$24,101,375$30,574,591$15,256,229$27,663,659$35,626,517
Electric sound amplifier sets$7,069,850$10,456,747$14,082,823$20,497,923$9,582,023$11,826,191$9,884,919
Parts of the app. & equip. of 85.18$718,689$1,931,488$949,133$1,348,608$830,542$1,485,687$1,891,924
Total$156,112,448$243,265,519$302,431,310$358,129,656$213,321,026$348,916,070$420,939,223