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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ... | $132,659 | $2,845,354 | $103,979 | $234,201 | $914,123 |
| Casing & tubing of a kind used in drilling for oil/gas, of iron/steel | | | | | $29,716 |
| Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... | $1,675,319 | $2,440,595 | $3,307,868 | $5,780,477 | $3,313,137 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ... | $682,849 | $834,158 | $1,039,747 | $1,322,105 | $910,257 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ... | $10,636 | $16,786 | $13,551 | $54,888 | $211,017 |
| Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ... | $897,518 | $1,426,415 | $1,407,125 | $3,604,493 | $2,748,407 |
| Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ... | $185,928 | $176,750 | $188,342 | $209,543 | $181,761 |
| Total | $3,584,909 | $7,740,058 | $6,060,612 | $11,205,707 | $8,308,418 |
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