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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rails of iron/steel | $266,621 | $923,906 | $5,061,771 | $26,531,440 | $3,650,633 | $9,697,008 | $2,124,188 |
| Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... | $461,721 | $740,203 | $1,502,230 | $553,434 | $1,693,469 | $1,310,952 | $476,848 |
| Fish-plates & sole plates (base plates) of iron/steel | | $24,972 | $2,819 | $3,133 | $293,969 | $220,794 | |
| Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... | $13,739 | $62,912 | $1,261,752 | $7,271,247 | $557,553 | $1,821,361 | $501,176 |
| Total | $742,081 | $1,751,993 | $7,828,572 | $34,359,254 | $6,195,624 | $13,050,115 | $3,102,212 |
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