Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$9,237,855$25,451,901$14,541,851$55,843,361$70,746,024$94,222,686$59,987,700
Parts of the app. & equip. of 85.17$15,451,374$11,924,052$7,567,304$15,269,841$11,657,109$6,874,392$5,772,665
Total$24,689,229$37,375,953$22,109,155$71,113,202$82,403,133$101,097,078$65,760,365