Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$87,628$3,450,722$245,476$93,612$84,551$69,791$480,171
Parts of the app. & equip. of 85.17$292,373$307,646$274,896$190,857$2,358$138,130$579,335
Total$380,001$3,758,368$520,372$284,469$86,909$207,921$1,059,506