Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$929,234$4,156,994$17,656,313$30,244,177$12,776,287$49,130,168$32,526,685
Parts of the app. & equip. of 85.17$24,050,758$13,218,710$24,742,891$37,546,295$35,981,472$46,218,023$50,485,650
Total$24,979,992$17,375,704$42,399,204$67,790,472$48,757,759$95,348,191$83,012,335