Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$38,040 $11,005$157,942$302,488$378,107$1,100,830
Parts of the app. & equip. of 85.17$90,780$108,144$82,796$35,587$89,652$47,291$302,898
Total$128,820$108,144$93,801$193,529$392,140$425,398$1,403,728