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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $859,184 | $1,072,407 | $4,793,341 | $9,283,529 | $9,434,284 | $5,396,631 | $15,245,255 |
| Towers & lattice masts of iron/steel | $1,195,200 | $15,108,245 | $15,982,304 | $3,186,065 | $2,696,730 | $5,784,151 | $11,641,497 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $1,577,865 | $1,950,041 | $3,335,959 | $5,002,921 | $5,647,673 | $9,871,011 | $8,562,717 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $5,171,123 | $5,127,092 | $6,476,789 | $8,252,663 | $3,931,893 | $4,123,060 | $6,710,873 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $66,940,658 | $104,687,984 | $134,048,594 | $111,402,224 | $69,271,186 | $101,268,412 | $118,101,068 |
| Total | $75,744,030 | $127,945,769 | $164,636,987 | $137,127,402 | $90,981,766 | $126,443,265 | $160,261,410 |
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