Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$461,069$8,532$2,192,498$496,541$4,090,506$4,482,255$2,230,974
Parts of the app. & equip. of 85.17$24,978,147$38,389,259$83,533,935$26,057,913$39,572,022$13,647,164$26,010,552
Total$25,439,216$38,397,791$85,726,433$26,554,454$43,662,528$18,129,419$28,241,526