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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $4,025,742 | $1,569,798 | $3,083,508 | $3,444,117 | $2,967,373 | $2,350,898 | $2,368,288 |
| Towers & lattice masts of iron/steel | $13,705,501 | $9,676,905 | $30,096,906 | $47,571,486 | $35,672,310 | $17,945,528 | $81,752,732 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $51,038,744 | $74,822,204 | $76,653,449 | $117,648,564 | $60,728,095 | $52,539,906 | $57,279,623 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $2,736,630 | $6,620,965 | $20,914,532 | $13,324,941 | $5,049,974 | $3,956,504 | $4,920,417 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $238,989,501 | $311,205,941 | $338,545,454 | $415,777,508 | $440,447,151 | $301,052,790 | $360,676,244 |
| Total | $310,496,118 | $403,895,813 | $469,293,849 | $597,766,616 | $544,864,903 | $377,845,626 | $506,997,304 |
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