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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $937,924 | $1,430,840 | $2,425,009 | $11,180,782 | $10,871,041 | $4,896,079 | $2,408,146 |
| Towers & lattice masts of iron/steel | $13,188,289 | $18,633,309 | $28,990,265 | $56,005,220 | $52,356,020 | $26,470,586 | $58,891,438 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $226,114 | $1,122,915 | $423,840 | $700,769 | $1,202,895 | $463,703 | $822,019 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $3,473,783 | $4,205,162 | $26,669,304 | $11,053,447 | $9,856,464 | $8,257,867 | $3,016,547 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $5,544,823 | $4,679,999 | $13,185,095 | $9,643,274 | $9,938,148 | $30,820,817 | $35,131,285 |
| Total | $23,370,933 | $30,072,225 | $71,693,513 | $88,583,492 | $84,224,568 | $70,909,052 | $100,269,435 |
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