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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rails of iron/steel | | $11,621 | | $75,042 | $7,245 | $504 | $1,953 |
| Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... | | | $38,528 | | | | |
| Fish-plates & sole plates (base plates) of iron/steel | | $196 | $7,255 | $58,582 | $2,550 | $3,036 | $3,049 |
| Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... | $569,000 | $352,620 | $219,584 | $172,944 | $672,578 | $138,824 | $158,508 |
| Total | $569,000 | $364,437 | $265,367 | $306,568 | $682,373 | $142,364 | $163,510 |
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