Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$4,422,331$3,056,589$3,693,053$494,705$35,585,053$39,493,013$90,534,078
Parts of the app. & equip. of 85.17$23,018,432$38,672,789$52,797,210$33,805,620$203,162,960$182,282,164$945,895,164
Total$27,440,763$41,729,378$56,490,263$34,300,325$238,748,013$221,775,177$1,036,429,242