Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$613,279$966,609$11,263,283$24,264,309$15,589,353$27,645,890$26,062,374
Parts of the app. & equip. of 85.17$14,725,755$21,408,562$25,967,756$71,444,440$122,098,324$72,802,642$44,936,210
Total$15,339,034$22,375,171$37,231,039$95,708,749$137,687,677$100,448,532$70,998,584