Commodity200520062007200920102011
Rails of iron/steel  $11,282$1,596 $52,303
Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... $26,375$50,859  $26,596
Fish-plates & sole plates (base plates) of iron/steel$29,255     
Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... $33,282 $160$64,652$3,282
Total$29,255$59,657$62,141$1,756$64,652$82,181