Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$268,057$258,009$326,934$1,662,973$244,751$457,221$2,392,384
Parts of the app. & equip. of 85.17$560,300$241,969$1,997,296$7,104,035$8,135,989$6,540,565$11,796,086
Total$828,357$499,978$2,324,230$8,767,008$8,380,740$6,997,786$14,188,470