Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$54,153,107$33,416,913$937,223,488$1,427,956,944$1,485,012,323$1,596,488,957$1,634,964,561
Parts of the app. & equip. of 85.17$1,074,891,131$1,122,937,384$4,739,870,102$4,675,502,991$3,736,900,720$3,120,109,829$2,302,069,397
Total$1,129,044,238$1,156,354,297$5,677,093,590$6,103,459,935$5,221,913,043$4,716,598,786$3,937,033,958