Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$30,476$461,464$1,402,422$1,628,104$2,346,425$13,411,796$8,211,391
Parts of the app. & equip. of 85.17$471,953$229,611$916,113$911,152$558,790$1,096,269$876,975
Total$502,429$691,075$2,318,535$2,539,256$2,905,215$14,508,065$9,088,366