Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$4,290,053$19,659,576$62,130,208$83,502,762$55,059,554$87,008,947$116,313,486
Parts of the app. & equip. of 85.17$978,781$2,859,255$25,179,259$39,697,429$18,148,231$25,431,545$58,704,888
Total$5,268,834$22,518,831$87,309,467$123,200,191$73,207,785$112,440,492$175,018,374