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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Bridges & bridge-sections of iron/steel | | | | $664,859 | $84,465 | $2,862 |
| Towers & lattice masts of iron/steel | $2,863,371 | $2,069,604 | $1,663,534 | $2,758,845 | $1,931,515 | $1,880,943 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $562,389 | $270,147 | $142,229 | $768,431 | $498,336 | $171,510 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $624,166 | $666,191 | $1,240,330 | $4,058,371 | $7,576,620 | $358,536 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $1,267,695 | $3,083,871 | $4,797,030 | $12,283,515 | $18,325,392 | $8,303,154 |
| Total | $5,317,621 | $6,089,813 | $7,843,123 | $20,534,021 | $28,416,328 | $10,717,005 |
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