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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bridges & bridge-sections of iron/steel | $4,889,042 | $5,182,343 | $10,026,596 | $13,833,059 | $9,505,996 | $5,160,344 | $2,969,455 |
| Towers & lattice masts of iron/steel | $1,467,963 | $1,259,870 | $2,253,301 | $4,784,021 | $3,120,286 | $3,173,314 | $2,445,903 |
| Doors, windows & their frames, & thresholds for doors, of iron/steel | $20,011,229 | $21,159,374 | $23,743,517 | $26,318,827 | $21,561,998 | $15,465,727 | $13,429,619 |
| Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel | $12,480,227 | $16,062,745 | $15,678,714 | $16,362,927 | $35,193,096 | $6,845,319 | $6,060,764 |
| Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ... | $31,782,150 | $50,168,921 | $65,661,565 | $80,851,072 | $71,952,572 | $41,341,064 | $39,987,038 |
| Total | $70,630,611 | $93,833,253 | $117,363,693 | $142,149,906 | $141,333,948 | $71,985,768 | $64,892,779 |
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