Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$186,241$232,906$9,322,606$12,611,513$10,462,499$6,453,111$9,130,522
Parts of the app. & equip. of 85.17$3,223,899$3,691,834$3,392,018$3,641,633$3,288,309$1,943,033$1,947,007
Total$3,410,140$3,924,740$12,714,624$16,253,146$13,750,808$8,396,144$11,077,529