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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rails of iron/steel | $78,909,881 | $100,804,794 | $130,471,307 | $150,315,750 | $133,153,617 | $116,864,933 | $151,087,601 |
| Switch blades, crossing frogs, point rods & oth. crossing pieces of iron/st ... | $10,775,638 | $13,939,879 | $23,762,056 | $27,666,444 | $31,792,958 | $33,939,655 | $43,849,470 |
| Fish-plates & sole plates (base plates) of iron/steel | $25,272,011 | $37,985,737 | $36,756,134 | $70,527,604 | $15,567,500 | $30,230,297 | $37,226,974 |
| Railway/tramway track construction mat.of iron/steel...: check-rails & rack ... | $24,780,409 | $22,212,880 | $35,326,230 | $98,803,766 | $38,002,253 | $35,092,615 | $31,488,153 |
| Total | $139,737,939 | $174,943,290 | $226,315,727 | $347,313,564 | $218,516,328 | $216,127,500 | $263,652,198 |
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