Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$20,752,845$17,910,904$332,375,044$406,367,757$371,141,192$449,500,810$723,422,957
Parts of the app. & equip. of 85.17$43,919,823$37,382,030$171,109,285$131,220,412$100,774,318$614,151,488$1,257,598,544
Total$64,672,668$55,292,934$503,484,329$537,588,169$471,915,510$1,063,652,298$1,981,021,501