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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $789,370 | $1,312,516 | $2,858,379 | $9,685,256 | $2,384,714 | $2,649,012 | $2,344,474 |
| Towers & lattice masts of iron/steel | $4,495,432 | $3,226,712 | $4,299,391 | $8,001,853 | $12,792,995 | $6,099,111 | $6,523,682 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $1,520,877 | $3,764,432 | $3,647,034 | $4,160,574 | $4,025,942 | $2,796,074 | $3,319,720 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $2,730,309 | $1,400,193 | $3,025,579 | $8,655,307 | $4,836,734 | $5,070,280 | $2,118,278 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $16,205,170 | $21,319,771 | $18,677,063 | $71,031,706 | $31,042,431 | $17,850,832 | $17,528,123 |
| Total | $25,741,158 | $31,023,624 | $32,507,446 | $101,534,696 | $55,082,816 | $34,465,309 | $31,834,277 |
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