Commodity200520062007200820092010
Electrical signalling/safety/traffic control equip. for railways/tramways$11,976$4,611 $2,974$75,922 
Electrical signalling/safety/traffic control equip. other than for railways ...$411,263$1,000,752$201,291$319,949$201,288$430,988
Parts of the electrical signalling/safety/traffic control equip. of 85.30$34,664$44,023$60,135$149,895$104,767$54,791
Total$457,903$1,049,386$261,426$472,818$381,977$485,779