Commodity200520062007200820092010
Electrical signalling/safety/traffic control equip. for railways/tramways$17,965,347$19,629,052$24,629,348$37,109,638$23,206,708$39,169,148
Electrical signalling/safety/traffic control equip. other than for railways ...$49,515,991$54,912,317$77,990,260$64,644,793$94,370,533$59,904,642
Parts of the electrical signalling/safety/traffic control equip. of 85.30$27,964,624$53,392,276$41,568,107$44,597,347$52,363,139$55,593,901
Total$95,445,962$127,933,645$144,187,715$146,351,778$169,940,380$154,667,691