Commodity200520062007200820092011
Rails of iron/steel$167,540$98,482$959,523$1,900,460$903,476$447,387
Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ...  $38,503$35,437  
Fish-plates & sole plates (base plates) of iron/steel$28,455$31,080$86,789$112,152$56,121$37,117
Railway/tramway track construction mat.of iron/steel...: check-rails & rack ...$10,043$14,692$73,415$45,351$132,157$21,538
Total$206,038$144,254$1,158,230$2,093,400$1,091,754$506,042