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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $137,844,597 | $133,224,027 | $116,988,707 | $119,338,283 | $101,893,901 | $59,856,072 | $49,635,745 |
| Towers & lattice masts of iron/steel | $19,122,370 | $13,239,533 | $16,409,555 | $20,240,707 | $23,708,736 | $22,312,546 | $7,276,156 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $41,487,549 | $38,262,315 | $60,717,295 | $52,756,796 | $36,906,110 | $29,717,595 | $30,321,914 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $77,750,571 | $86,077,651 | $94,750,286 | $86,600,713 | $60,619,419 | $53,311,459 | $65,800,140 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $492,453,001 | $581,492,197 | $773,182,158 | $857,529,888 | $614,804,239 | $617,287,862 | $631,483,247 |
| Total | $768,658,088 | $852,295,723 | $1,062,048,001 | $1,136,466,387 | $837,932,405 | $782,485,534 | $784,517,202 |
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