Commodity200520062007200820092010
Telephonic/telegraphic switching app.$2,419,762$3,279,376$466,126$568,265$26,920,555$19,559,238
Parts of the app. & equip. of 85.17$4,991,960$8,588,014$5,442,634$9,783,639$6,468,834$7,376,157
Total$7,411,722$11,867,390$5,908,760$10,351,904$33,389,389$26,935,395