Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$43,377,156$219,822,620$6,788,361,256$9,096,983,629$9,086,223,345$11,590,341,963$11,931,865,378
Parts of the app. & equip. of 85.17$2,288,550,591$2,413,666,022$10,747,708,452$13,040,692,102$12,431,164,851$17,236,377,309$21,493,907,361
Total$2,331,927,747$2,633,488,642$17,536,069,708$22,137,675,731$21,517,388,196$28,826,719,272$33,425,772,739