Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$842,735$4,409,532$1,277,991$23,798,975$50,287,448$38,868,364$114,341,274
Parts of the app. & equip. of 85.17$10,292,810$1,940,451$2,086,236$22,912,824$31,679,637$26,413,740$38,888,326
Total$11,135,545$6,349,983$3,364,227$46,711,799$81,967,085$65,282,104$153,229,600