Commodity200520062007200820092010
Telephonic/telegraphic switching app.$5,924,946$5,420,560$10,051,584$6,684,046$5,351,106$4,354,585
Parts of the app. & equip. of 85.17$57,741$52,759$211,800$27,529$101,610$10,927
Total$5,982,687$5,473,319$10,263,384$6,711,575$5,452,716$4,365,512