Commodity2005200620072008200920102011
Electrical signalling/safety/traffic control equip. for railways/tramways$2,803,347$2,572,617$4,462,079$4,850,729$5,189,570$4,539,757$3,815,289
Electrical signalling/safety/traffic control equip. other than for railways ...$14,219,552$16,052,178$17,982,825$20,011,469$19,944,939$23,300,551$23,138,016
Parts of the electrical signalling/safety/traffic control equip. of 85.30$23,408,507$18,022,133$26,062,881$28,030,202$35,338,768$23,525,882$28,905,475
Total$40,431,406$36,646,928$48,507,785$52,892,400$60,473,277$51,366,190$55,858,780