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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $6,794,376 | $3,768,534 | $16,802,590 | $16,232,586 | $10,758,034 | $65,952 | $40,231,447 |
| Towers & lattice masts of iron/steel | $1,130,087 | $961,916 | $17,626,494 | $21,501,611 | $4,154,101 | $5,141,214 | $2,042,987 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $912,348 | $4,860,047 | $1,672,301 | $2,766,376 | $2,759,005 | $6,997,468 | $4,021,246 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $1,260,674 | $6,336,104 | $3,141,176 | $3,443,370 | $7,323,498 | $3,872,615 | $4,082,567 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $10,115,559 | $18,565,078 | $26,562,227 | $56,639,320 | $48,553,679 | $54,930,475 | $46,521,906 |
| Total | $20,213,044 | $34,491,679 | $65,804,788 | $100,583,263 | $73,548,317 | $71,007,724 | $96,900,153 |
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