Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$6,453,214$13,914,800$91,181,657$102,680,766$83,892,683$71,136,508$54,517,739
Parts of the app. & equip. of 85.17$33,076,867$32,402,527$53,203,791$113,582,561$80,178,964$41,714,207$78,945,453
Total$39,530,081$46,317,327$144,385,448$216,263,327$164,071,647$112,850,715$133,463,192