Commodity2005200620072008200920102011
Electrical signalling/safety/traffic control equip. for railways/tramways$8,651$440$2,305    
Electrical signalling/safety/traffic control equip. other than for railways ...$242,999$73,016$74,477$460,717$111,719$302,860$518,630
Parts of the electrical signalling/safety/traffic control equip. of 85.30$4,475$93,378$24,894$61,483$27,439$127,786$83,451
Total$256,125$166,834$101,676$522,200$139,158$430,646$602,081