Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$9,038,552$6,396,126$9,547,744$5,693,885$17,259,356$11,330,290$40,784,074
Parts of the app. & equip. of 85.17$4,294,430$4,589,286$7,048,497$6,216,038$7,653,374$1,745,567$13,802,661
Total$13,332,982$10,985,412$16,596,241$11,909,923$24,912,730$13,075,857$54,586,735