Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$18,532,795$62,581,589$191,520,808$217,193,755$201,810,859$382,127,819$414,869,585
Parts of the app. & equip. of 85.17$117,524,988$141,403,545$232,770,921$344,431,019$285,146,961$802,729,881$1,095,635,624
Total$136,057,783$203,985,134$424,291,729$561,624,774$486,957,820$1,184,857,700$1,510,505,209