Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$1,123,559$1,671,064$13,868,321$17,576,447$37,809,410$44,817,390$60,388,841
Parts of the app. & equip. of 85.17$20,434,611$28,575,493$14,499,526$17,774,045$16,313,052$12,673,821$21,757,375
Total$21,558,170$30,246,557$28,367,847$35,350,492$54,122,462$57,491,211$82,146,216