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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Rails of iron/steel | $6,839 | $33,616 | $9,049 | $34,959 | $72,663 | $188,637 |
| Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... | $400 | $1,873 | $2,209 | $63,131 | $13,516 | $53,190 |
| Fish-plates & sole plates (base plates) of iron/steel | | | | | $11,098 | $15,532 |
| Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... | $25,645 | $12,274 | $905,105 | $86,500 | $215,401 | $26,035 |
| Total | $32,884 | $47,763 | $916,363 | $184,590 | $312,678 | $283,394 |
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