Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$1,764,040$1,143,832$712,597$557,709$5,179,050$7,653,343$8,373,588
Parts of the app. & equip. of 85.17$1,607,181$1,205,414$1,183,815$7,771,399$7,644,624$2,175,763$998,849
Total$3,371,221$2,349,246$1,896,412$8,329,108$12,823,674$9,829,106$9,372,437