Commodity200520062007200820092010
Telephonic/telegraphic switching app.$152,115$529,238$241,805$36,648,583$207,093,490$337,516,815
Parts of the app. & equip. of 85.17$2,765,046$4,622,392$4,423,206$11,654,883$7,145,814$4,136,297
Total$2,917,161$5,151,630$4,665,011$48,303,466$214,239,304$341,653,112