Commodity2005200620072008200920102011
Electrical signalling/safety/traffic control equip. for railways/tramways$13,606,123$13,551,500$8,374,781$9,896,615$10,447,974$10,516,582$12,806,959
Electrical signalling/safety/traffic control equip. other than for railways ...$11,146,310$10,155,062$17,920,603$17,169,192$20,085,330$12,043,416$11,461,534
Parts of the electrical signalling/safety/traffic control equip. of 85.30$12,969,301$18,184,671$12,820,165$20,087,774$16,748,256$22,292,515$23,355,884
Total$37,721,734$41,891,233$39,115,549$47,153,581$47,281,560$44,852,513$47,624,377