Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$1,010,308$79,927$2,173$40,649$158,237$4,551,621$1,300,252
Parts of the app. & equip. of 85.17$553,073$730,445$1,700,991$12,816,238$13,513,370$16,269,560$26,341,851
Total$1,563,381$810,372$1,703,164$12,856,887$13,671,607$20,821,181$27,642,103