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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $746,954 | $532,789 | $476,431 | $1,065,505 | $2,230,273 | $6,619,370 | $2,023,158 |
| Towers & lattice masts of iron/steel | $2,574,131 | $17,479,043 | $33,978,888 | $36,529,664 | $9,634,016 | $4,173,240 | $7,726,309 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $704,263 | $995,508 | $500,354 | $872,131 | $870,327 | $1,613,290 | $1,820,374 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $1,190,788 | $2,933,792 | $2,270,255 | $4,263,889 | $3,703,010 | $4,770,652 | $9,525,245 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $14,947,609 | $16,201,515 | $13,695,329 | $48,988,478 | $29,714,834 | $22,884,918 | $25,444,741 |
| Total | $20,163,745 | $38,142,647 | $50,921,257 | $91,719,667 | $46,152,460 | $40,061,470 | $46,539,827 |
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