Commodity200520062007200820092010
Electrical signalling/safety/traffic control equip. for railways/tramways$2,578,123$3,274,026$815,458$630,692$404,632$1,793,177
Electrical signalling/safety/traffic control equip. other than for railways ...$3,902,629$14,419,032$36,425,167$33,411,952$23,878,864$29,282,362
Parts of the electrical signalling/safety/traffic control equip. of 85.30$4,694,845$17,225,699$11,244,810$9,429,438$9,405,599$17,504,693
Total$11,175,597$34,918,757$48,485,435$43,472,082$33,689,095$48,580,232