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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $5,615,414 | $12,333,553 | $4,621,284 | $6,041,737 | $15,280,544 | $16,869,978 | $13,099,612 |
| Towers & lattice masts of iron/steel | $8,716,517 | $15,218,229 | $22,979,588 | $13,028,261 | $7,538,840 | $10,507,497 | $39,578,442 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $29,431,914 | $34,276,612 | $47,854,415 | $62,611,361 | $50,457,081 | $53,910,600 | $61,676,910 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $40,252,729 | $56,088,705 | $63,023,009 | $58,181,066 | $32,698,477 | $38,640,137 | $54,113,409 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $384,019,478 | $659,733,920 | $839,488,004 | $1,065,765,950 | $705,701,773 | $672,116,429 | $738,876,351 |
| Total | $468,036,052 | $777,651,019 | $977,966,300 | $1,205,628,375 | $811,676,715 | $792,044,641 | $907,344,724 |
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