Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$33,146,669$45,839,514$1,156,886,660$2,184,157,334$1,631,931,319$2,202,339,658$2,714,743,894
Parts of the app. & equip. of 85.17$629,807,990$859,370,123$1,931,633,262$1,480,875,231$549,157,333$431,923,074$574,224,458
Total$662,954,659$905,209,637$3,088,519,922$3,665,032,565$2,181,088,652$2,634,262,732$3,288,968,352