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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rails of iron/steel | $28,329,271 | $17,900,340 | $46,151,052 | $74,820,525 | $41,471,044 | $44,745,713 | $73,716,059 |
| Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... | $1,286,649 | $1,837,423 | $2,847,751 | $2,184,311 | $1,770,209 | $712,755 | $3,507,519 |
| Fish-plates & sole plates (base plates) of iron/steel | $369 | $34,308 | $58,743 | $11,655 | $158,976 | $117,638 | $164,722 |
| Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... | $3,252,127 | $3,849,888 | $8,074,861 | $6,366,244 | $3,656,309 | $1,561,603 | $1,531,304 |
| Total | $32,868,416 | $23,621,959 | $57,132,407 | $83,382,735 | $47,056,538 | $47,137,709 | $78,919,604 |
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