Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$38,645$164,890$176,242$290,135$597,778$1,005,348$1,369,167
Parts of the app. & equip. of 85.17$1,005,915$811,415$939,934$879,981$720,195$743,318$750,003
Total$1,044,560$976,305$1,116,176$1,170,116$1,317,973$1,748,666$2,119,170