Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$197,216$248,207 $335,088$10,854,521$4,931,317$743,094
Parts of the app. & equip. of 85.17$508,302$387,312$356,162$988,694$1,401,042$629,558$207,860
Total$705,518$635,519$356,162$1,323,782$12,255,563$5,560,875$950,954