Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$11,823,119$11,846,459$51,997,765$79,352,405$55,189,600$46,109,079$54,982,892
Parts of the app. & equip. of 85.17$27,507,251$28,059,617$37,234,426$47,490,014$25,574,006$18,907,566$24,208,780
Total$39,330,370$39,906,076$89,232,191$126,842,419$80,763,606$65,016,645$79,191,672