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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rails of iron/steel | $208,985 | $469,978 | $303,566 | $525,237 | $139,399 | $1,411,761 | $2,097,267 |
| Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... | $486,983 | $24 | $89,552 | $2,216 | $3,311 | $1,032 | $7,843 |
| Fish-plates & sole plates (base plates) of iron/steel | $49,671 | $11,084 | $131,092 | $706,733 | $376,377 | $107,710 | $213,445 |
| Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... | $381,357 | $446,664 | $813,803 | $1,161,251 | $2,150,633 | $3,477,254 | $1,584,023 |
| Total | $1,126,996 | $927,750 | $1,338,013 | $2,395,437 | $2,669,720 | $4,997,757 | $3,902,578 |
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