Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$9,889,790$1,323,394$15,824,117$43,904,710$29,269,661$43,666,245$88,085,705
Parts of the app. & equip. of 85.17$9,855,006$11,152,096$17,961,291$50,757,041$30,451,887$28,839,822$88,912,346
Total$19,744,796$12,475,490$33,785,408$94,661,751$59,721,548$72,506,067$176,998,051