Commodity2005200620072008200920102011
Electrical signalling/safety/traffic control equip. for railways/tramways$84,460 $33,327    
Electrical signalling/safety/traffic control equip. other than for railways ... $8,029$19,580$195,429$611,653$413,810$266,906
Parts of the electrical signalling/safety/traffic control equip. of 85.30$15,695$51,170$26,043$6,149$12,289$273$8,823
Total$100,155$59,199$78,950$201,578$623,942$414,083$275,729